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12791230368371 = 713210812536237
BaseRepresentation
bin1011101000100011000010…
…1111100000101001110011
31200021211101211121101202122
42322020300233200221303
53134032414433241441
643112113214504455
72460064420122260
oct272106057405163
950254354541678
1012791230368371
114091804092554
12152703920512b
1371a291846b00
14323155378267
15172ae138d34b
hexba230be0a73

12791230368371 has 12 divisors (see below), whose sum is σ = 15829553052432. Its totient is φ = 10120533916896.

The previous prime is 12791230368347. The next prime is 12791230368401. The reversal of 12791230368371 is 17386303219721.

It is not a de Polignac number, because 12791230368371 - 218 = 12791230106227 is a prime.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (12791230368071) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5406266936 + ... + 5406269301.

It is an arithmetic number, because the mean of its divisors is an integer number (1319129421036).

Almost surely, 212791230368371 is an apocalyptic number.

12791230368371 is a deficient number, since it is larger than the sum of its proper divisors (3038322684061).

12791230368371 is a wasteful number, since it uses less digits than its factorization.

12791230368371 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10812536270 (or 10812536257 counting only the distinct ones).

The product of its (nonzero) digits is 2286144, while the sum is 53.

The spelling of 12791230368371 in words is "twelve trillion, seven hundred ninety-one billion, two hundred thirty million, three hundred sixty-eight thousand, three hundred seventy-one".

Divisors: 1 7 13 91 169 1183 10812536237 75687753659 140562971081 983940797567 1827318624053 12791230368371