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58091443873 = 2329434874159
BaseRepresentation
bin110110000110100001…
…010001011010100001
312112221111022002221021
4312012201101122201
51422432402200443
642404205125441
74124363061061
oct660641213241
9175844262837
1058091443873
1122700118651
12b312859881
13562a21c038
142b511dd3a1
15179ee049ed
hexd868516a1

58091443873 has 32 divisors (see below), whose sum is σ = 64312934400. Its totient is φ = 52281827136.

The previous prime is 58091443867. The next prime is 58091443897. The reversal of 58091443873 is 37834419085.

It is a 9-Lehmer number, since φ(58091443873) divides (58091443873-1)9.

It is a cyclic number.

It is not a de Polignac number, because 58091443873 - 217 = 58091312801 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 58091443873.

It is not an unprimeable number, because it can be changed into a prime (58091443853) 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, 13965568 + ... + 13969726.

It is an arithmetic number, because the mean of its divisors is an integer number (2009779200).

Almost surely, 258091443873 is an apocalyptic number.

58091443873 is the 128832-nd centered heptagonal number.

It is an amenable number.

58091443873 is a deficient number, since it is larger than the sum of its proper divisors (6221490527).

58091443873 is a wasteful number, since it uses less digits than its factorization.

58091443873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4741.

The product of its (nonzero) digits is 2903040, while the sum is 52.

The spelling of 58091443873 in words is "fifty-eight billion, ninety-one million, four hundred forty-three thousand, eight hundred seventy-three".

Divisors: 1 23 29 43 487 667 989 1247 4159 11201 14123 20941 28681 95657 120611 178837 324829 481643 607289 2025433 2774053 4113251 5186273 13967647 46584959 58737557 87093619 119284279 1350963811 2003153237 2525714951 58091443873