118556643007 has 12 divisors (see below), whose sum is σ = 131579528080. Its totient is φ = 106732359360.

The previous prime is 118556642989. The next prime is 118556643041. The reversal of 118556643007 is 700346655811.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-118556643007 is a prime.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118556643067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4743882 + ... + 4768807.

Almost surely, 2^118556643007 is an apocalyptic number.

118556643007 is a deficient number, since it is larger than the sum of its proper divisors (13022885073).

118556643007 is a wasteful number, since it uses less digits than its factorization.

118556643007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9512814 (or 9512803 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 46.

The spelling of 118556643007 in words is "one hundred eighteen billion, five hundred fifty-six million, six hundred forty-three thousand, seven".