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58437068820 = 223513193388183
BaseRepresentation
bin110110011011000111…
…101110100000010100
312120211120122200020020
4312123013232200110
51424134342200240
642502353105140
74136060614014
oct663307564024
9176746580206
1058437068820
11228682247a9
12b3aa5581b0
135683a02a40
142b8508bc44
1517c04270d0
hexd9b1ee814

58437068820 has 96 divisors (see below), whose sum is σ = 177123700992. Its totient is φ = 14309941248.

The previous prime is 58437068803. The next prime is 58437068821. The reversal of 58437068820 is 2886073485.

It is a happy number.

58437068820 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (58437068821) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 43552 + ... + 344631.

It is an arithmetic number, because the mean of its divisors is an integer number (1845038552).

Almost surely, 258437068820 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 58437068820, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88561850496).

58437068820 is an abundant number, since it is smaller than the sum of its proper divisors (118686632172).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

58437068820 is a wasteful number, since it uses less digits than its factorization.

58437068820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 388401 (or 388399 counting only the distinct ones).

The product of its (nonzero) digits is 2580480, while the sum is 51.

The spelling of 58437068820 in words is "fifty-eight billion, four hundred thirty-seven million, sixty-eight thousand, eight hundred twenty".

Divisors: 1 2 3 4 5 6 10 12 13 15 20 26 30 39 52 60 65 78 130 156 193 195 260 386 390 579 772 780 965 1158 1930 2316 2509 2895 3860 5018 5790 7527 10036 11580 12545 15054 25090 30108 37635 50180 75270 150540 388183 776366 1164549 1552732 1940915 2329098 3881830 4658196 5046379 5822745 7763660 10092758 11645490 15139137 20185516 23290980 25231895 30278274 50463790 60556548 74919319 75695685 100927580 149838638 151391370 224757957 299677276 302782740 374596595 449515914 749193190 899031828 973951147 1123789785 1498386380 1947902294 2247579570 2921853441 3895804588 4495159140 4869755735 5843706882 9739511470 11687413764 14609267205 19479022940 29218534410 58437068820