111564352144 has 80 divisors (see below), whose sum is σ = 248099200000. Its totient is φ = 47607875712.

The previous prime is 111564352111. The next prime is 111564352153. The reversal of 111564352144 is 441253465111.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27215407 + ... + 27219505.

It is an arithmetic number, because the mean of its divisors is an integer number (3101240000).

Almost surely, 2^111564352144 is an apocalyptic number.

111564352144 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

111564352144 is an abundant number, since it is smaller than the sum of its proper divisors (136534847856).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111564352144 is a wasteful number, since it uses less digits than its factorization.

111564352144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5100 (or 5094 counting only the distinct ones).

The product of its digits is 57600, while the sum is 37.

The spelling of 111564352144 in words is "one hundred eleven billion, five hundred sixty-four million, three hundred fifty-two thousand, one hundred forty-four".