117581607027 has 72 divisors (see below), whose sum is σ = 185598045360. Its totient is φ = 71525203200.

The previous prime is 117581607019. The next prime is 117581607041. The reversal of 117581607027 is 720706185711.

117581607027 is a `hidden beast` number, since 1 + 1 + 7 + 581 + 60 + 7 + 0 + 2 + 7 = 666.

It is not a de Polignac number, because 117581607027 - 2³ = 117581607019 is a prime.

It is a super-2 number, since 2×117581607027² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (117581607047) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 23641513 + ... + 23646485.

It is an arithmetic number, because the mean of its divisors is an integer number (2577750630).

Almost surely, 2^117581607027 is an apocalyptic number.

117581607027 is a deficient number, since it is larger than the sum of its proper divisors (68016438333).

117581607027 is a wasteful number, since it uses less digits than its factorization.

117581607027 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5173 (or 5133 counting only the distinct ones).

The product of its (nonzero) digits is 164640, while the sum is 45.

The spelling of 117581607027 in words is "one hundred seventeen billion, five hundred eighty-one million, six hundred seven thousand, twenty-seven".