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58439669862 = 23719217232237
BaseRepresentation
bin110110011011010001…
…101001100001100110
312120211202112211012010
4312123101221201212
51424141023413422
642502524535050
74136121666150
oct663321514146
9176752484163
1058439669862
1122869740a22
12b3ab3b1486
135684403912
142b85567ad0
1517c078cb0c
hexd9b469866

58439669862 has 96 divisors (see below), whose sum is σ = 141121619712. Its totient is φ = 15802008768.

The previous prime is 58439669837. The next prime is 58439669927. The reversal of 58439669862 is 26896693485.

58439669862 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 58439669793 and 58439669802.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 26123008 + ... + 26125244.

It is an arithmetic number, because the mean of its divisors is an integer number (1470016872).

Almost surely, 258439669862 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 58439669862, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70560809856).

58439669862 is an abundant number, since it is smaller than the sum of its proper divisors (82681949850).

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

58439669862 is a wasteful number, since it uses less digits than its factorization.

58439669862 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4010 (or 3991 counting only the distinct ones).

The product of its digits is 134369280, while the sum is 66.

The spelling of 58439669862 in words is "fifty-eight billion, four hundred thirty-nine million, six hundred sixty-nine thousand, eight hundred sixty-two".

Divisors: 1 2 3 6 7 14 19 21 38 42 57 114 133 266 361 399 722 798 1083 1723 2166 2237 2527 3446 4474 5054 5169 6711 7581 10338 12061 13422 15162 15659 24122 31318 32737 36183 42503 46977 65474 72366 85006 93954 98211 127509 196422 229159 255018 297521 458318 595042 622003 687477 807557 892563 1244006 1374954 1615114 1785126 1866009 2422671 3732018 3854351 4354021 4845342 5652899 7708702 8708042 11305798 11563053 13062063 16958697 23126106 26124126 26980457 33917394 53960914 73232669 80941371 146465338 161882742 219698007 439396014 512628683 1025257366 1391420711 1537886049 2782841422 3075772098 4174262133 8348524266 9739944977 19479889954 29219834931 58439669862