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BaseRepresentation
bin111111110110010001…
…0011010111111001111
3111002220121020020221010
41333230202122333033
54221301240320331
6142553311140303
712622526306301
oct1775442327717
9432817206833
10137112432591
1153170436aa2
12226a6814693
13cc11585124
1468c9d31971
15387748ae46
hex1fec89afcf

137112432591 has 8 divisors (see below), whose sum is σ = 183101784624. Its totient is φ = 91265684480.

The previous prime is 137112432581. The next prime is 137112432623. The reversal of 137112432591 is 195234211731.

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

It is a cyclic number.

It is not a de Polignac number, because 137112432591 - 217 = 137112301519 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137112432571) 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, 35648736 + ... + 35652581.

It is an arithmetic number, because the mean of its divisors is an integer number (22887723078).

Almost surely, 2137112432591 is an apocalyptic number.

137112432591 is a deficient number, since it is larger than the sum of its proper divisors (45989352033).

137112432591 is an equidigital number, since it uses as much as digits as its factorization.

137112432591 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71301961.

The product of its digits is 45360, while the sum is 39.

The spelling of 137112432591 in words is "one hundred thirty-seven billion, one hundred twelve million, four hundred thirty-two thousand, five hundred ninety-one".