118677640525 has 24 divisors (see below), whose sum is σ = 148452998400. Its totient is φ = 94110259200.

The previous prime is 118677640517. The next prime is 118677640531. The reversal of 118677640525 is 525046776811.

It is not a de Polignac number, because 118677640525 - 2³ = 118677640517 is a prime.

It is a super-2 number, since 2×118677640525² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2200836 + ... + 2254114.

It is an arithmetic number, because the mean of its divisors is an integer number (6185541600).

Almost surely, 2^118677640525 is an apocalyptic number.

It is an amenable number.

118677640525 is a deficient number, since it is larger than the sum of its proper divisors (29775357875).

118677640525 is a wasteful number, since it uses less digits than its factorization.

118677640525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54069 (or 54064 counting only the distinct ones).

The product of its (nonzero) digits is 2822400, while the sum is 52.

The spelling of 118677640525 in words is "one hundred eighteen billion, six hundred seventy-seven million, six hundred forty thousand, five hundred twenty-five".