111381338075588 has 144 divisors (see below), whose sum is σ = 227999446456320. Its totient is φ = 46631180361024.

The previous prime is 111381338075543. The next prime is 111381338075627. The reversal of 111381338075588 is 885570833183111.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 111381338075588.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 11507520533 + ... + 11507530211.

It is an arithmetic number, because the mean of its divisors is an integer number (1583329489280).

Almost surely, 2^{111381338075588} is an apocalyptic number.

It is an amenable number.

111381338075588 is an abundant number, since it is smaller than the sum of its proper divisors (116618108380732).

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

111381338075588 is a wasteful number, since it uses less digits than its factorization.

111381338075588 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10334 (or 10205 counting only the distinct ones).

The product of its (nonzero) digits is 19353600, while the sum is 62.

The spelling of 111381338075588 in words is "one hundred eleven trillion, three hundred eighty-one billion, three hundred thirty-eight million, seventy-five thousand, five hundred eighty-eight".