118866168582651 has 24 divisors (see below), whose sum is σ = 206551069886720. Its totient is φ = 64348602540336.

The previous prime is 118866168582643. The next prime is 118866168582683. The reversal of 118866168582651 is 156285861668811.

It is not a de Polignac number, because 118866168582651 - 2³ = 118866168582643 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 118866168582651.

It is not an unprimeable number, because it can be changed into a prime (118866168582641) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 49651698295 + ... + 49651700688.

Almost surely, 2^{118866168582651} is an apocalyptic number.

118866168582651 is a deficient number, since it is larger than the sum of its proper divisors (87684901304069).

118866168582651 is a wasteful number, since it uses less digits than its factorization.

118866168582651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99303399015 (or 99303399012 counting only the distinct ones).

The product of its digits is 265420800, while the sum is 72.

The spelling of 118866168582651 in words is "one hundred eighteen trillion, eight hundred sixty-six billion, one hundred sixty-eight million, five hundred eighty-two thousand, six hundred fifty-one".