111359644475 has 6 divisors (see below), whose sum is σ = 138085959180. Its totient is φ = 89087715560.

The previous prime is 111359644441. The next prime is 111359644481. The reversal of 111359644475 is 574446953111.

It is a de Polignac number, because none of the positive numbers 2^k-111359644475 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2227192865 + ... + 2227192914.

It is an arithmetic number, because the mean of its divisors is an integer number (23014326530).

Almost surely, 2^111359644475 is an apocalyptic number.

111359644475 is a deficient number, since it is larger than the sum of its proper divisors (26726314705).

111359644475 is an equidigital number, since it uses as much as digits as its factorization.

111359644475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4454385789 (or 4454385784 counting only the distinct ones).

The product of its digits is 1814400, while the sum is 50.

The spelling of 111359644475 in words is "one hundred eleven billion, three hundred fifty-nine million, six hundred forty-four thousand, four hundred seventy-five".