111655000977 has 16 divisors (see below), whose sum is σ = 161031420480. Its totient is φ = 68408073792.

The previous prime is 111655000969. The next prime is 111655001041. The reversal of 111655000977 is 779000556111.

It is not a de Polignac number, because 111655000977 - 2³ = 111655000969 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111655000277) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6297202 + ... + 6314907.

It is an arithmetic number, because the mean of its divisors is an integer number (10064463780).

Almost surely, 2^111655000977 is an apocalyptic number.

It is an amenable number.

111655000977 is a deficient number, since it is larger than the sum of its proper divisors (49376419503).

111655000977 is a wasteful number, since it uses less digits than its factorization.

111655000977 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12612352.

The product of its (nonzero) digits is 66150, while the sum is 42.

The spelling of 111655000977 in words is "one hundred eleven billion, six hundred fifty-five million, nine hundred seventy-seven", and thus it is an aban number.