111827774392 has 32 divisors (see below), whose sum is σ = 224821310400. Its totient is φ = 51958692864.

The previous prime is 111827774363. The next prime is 111827774407. The reversal of 111827774392 is 293477728111.

It is a super-2 number, since 2×111827774392² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

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, 5193453 + ... + 5214940.

It is an arithmetic number, because the mean of its divisors is an integer number (7025665950).

Almost surely, 2^111827774392 is an apocalyptic number.

It is an amenable number.

111827774392 is an abundant number, since it is smaller than the sum of its proper divisors (112993536008).

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

111827774392 is a wasteful number, since it uses less digits than its factorization.

111827774392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10408495 (or 10408491 counting only the distinct ones).

The product of its digits is 1185408, while the sum is 52.

The spelling of 111827774392 in words is "one hundred eleven billion, eight hundred twenty-seven million, seven hundred seventy-four thousand, three hundred ninety-two".