111630418470656 has 36 divisors (see below), whose sum is σ = 222825491625072. Its totient is φ = 55815031136256.

The previous prime is 111630418470607. The next prime is 111630418470661. The reversal of 111630418470656 is 656074814036111.

It is a happy number.

It is a super-2 number, since 2×111630418470656² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 111630418470598 and 111630418470607.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 121588880 + ... + 122503536.

Almost surely, 2^{111630418470656} is an apocalyptic number.

111630418470656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

111630418470656 is a deficient number, since it is larger than the sum of its proper divisors (111195073154416).

111630418470656 is an frugal number, since it uses more digits than its factorization.

111630418470656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1391416 (or 1391402 counting only the distinct ones).

The product of its (nonzero) digits is 2903040, while the sum is 53.

The spelling of 111630418470656 in words is "one hundred eleven trillion, six hundred thirty billion, four hundred eighteen million, four hundred seventy thousand, six hundred fifty-six".