117855758537 has 8 divisors (see below), whose sum is σ = 128649943872. Its totient is φ = 107074910800.

The previous prime is 117855758533. The next prime is 117855758567. The reversal of 117855758537 is 735857558711.

It is a happy number.

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

It is not a de Polignac number, because 117855758537 - 2² = 117855758533 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 117855758537.

It is not an unprimeable number, because it can be changed into a prime (117855758533) 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, 3315914 + ... + 3351267.

It is an arithmetic number, because the mean of its divisors is an integer number (16081242984).

Almost surely, 2^117855758537 is an apocalyptic number.

It is an amenable number.

117855758537 is a deficient number, since it is larger than the sum of its proper divisors (10794185335).

117855758537 is a wasteful number, since it uses less digits than its factorization.

117855758537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6668799.

The product of its digits is 41160000, while the sum is 62.

The spelling of 117855758537 in words is "one hundred seventeen billion, eight hundred fifty-five million, seven hundred fifty-eight thousand, five hundred thirty-seven".