12118668176 has 10 divisors (see below), whose sum is σ = 23479919622. Its totient is φ = 6059334080.

The previous prime is 12118668109. The next prime is 12118668187. The reversal of 12118668176 is 67186681121.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 11659680400 + 458987776 = 107980^2 + 21424^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 12118668176.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 378708365 + ... + 378708396.

Almost surely, 2^12118668176 is an apocalyptic number.

12118668176 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

12118668176 is a deficient number, since it is larger than the sum of its proper divisors (11361251446).

12118668176 is an equidigital number, since it uses as much as digits as its factorization.

12118668176 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 757416769 (or 757416763 counting only the distinct ones).

The product of its digits is 193536, while the sum is 47.

The spelling of 12118668176 in words is "twelve billion, one hundred eighteen million, six hundred sixty-eight thousand, one hundred seventy-six".