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58997445823 = 611994860157
BaseRepresentation
bin110110111100100001…
…011001010010111111
312122021122002202222001
4312330201121102333
51431311321231243
643034132003131
74156004005141
oct667441312277
9178248082861
1058997445823
112302557a298
12b5261604a7
135742b37574
142bd967cc91
151804719a4d
hexdbc8594bf

58997445823 has 8 divisors (see below), whose sum is σ = 60265959200. Its totient is φ = 57738653280.

The previous prime is 58997445817. The next prime is 58997445833. The reversal of 58997445823 is 32854479985.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-58997445823 is a prime.

It is a super-2 number, since 2×589974458232 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (58997445833) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2417940 + ... + 2442217.

It is an arithmetic number, because the mean of its divisors is an integer number (7533244900).

Almost surely, 258997445823 is an apocalyptic number.

58997445823 is a deficient number, since it is larger than the sum of its proper divisors (1268513377).

58997445823 is a wasteful number, since it uses less digits than its factorization.

58997445823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4860417.

The product of its digits is 87091200, while the sum is 64.

The spelling of 58997445823 in words is "fifty-eight billion, nine hundred ninety-seven million, four hundred forty-five thousand, eight hundred twenty-three".

Divisors: 1 61 199 12139 4860157 296469577 967171243 58997445823