111100545456 has 40 divisors (see below), whose sum is σ = 289968617904. Its totient is φ = 36651724800.

The previous prime is 111100545449. The next prime is 111100545461. The reversal of 111100545456 is 654545001111.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11926245 + ... + 11935556.

Almost surely, 2^111100545456 is an apocalyptic number.

111100545456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

111100545456 is an abundant number, since it is smaller than the sum of its proper divisors (178868072448).

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

111100545456 is a wasteful number, since it uses less digits than its factorization.

111100545456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23861909 (or 23861903 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 33.

Adding to 111100545456 its reverse (654545001111), we get a palindrome (765645546567).

The spelling of 111100545456 in words is "one hundred eleven billion, one hundred million, five hundred forty-five thousand, four hundred fifty-six".