111557968364 has 12 divisors (see below), whose sum is σ = 197578571064. Its totient is φ = 55106948064.

The previous prime is 111557968363. The next prime is 111557968369. The reversal of 111557968364 is 463869755111.

It is a hoax number, since the sum of its digits (56) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (111557968363) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 168008657 + ... + 168009320.

It is an arithmetic number, because the mean of its divisors is an integer number (16464880922).

Almost surely, 2^111557968364 is an apocalyptic number.

It is an amenable number.

111557968364 is a deficient number, since it is larger than the sum of its proper divisors (86020602700).

111557968364 is a wasteful number, since it uses less digits than its factorization.

111557968364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336018064 (or 336018062 counting only the distinct ones).

The product of its digits is 5443200, while the sum is 56.

The spelling of 111557968364 in words is "one hundred eleven billion, five hundred fifty-seven million, nine hundred sixty-eight thousand, three hundred sixty-four".