111550656064 has 63 divisors (see below), whose sum is σ = 224503760923. Its totient is φ = 54993786752.

The previous prime is 111550656031. The next prime is 111550656103. The reversal of 111550656064 is 460656055111.

The square root of 111550656064 is 333992.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 221770437 + ... + 221770939.

Almost surely, 2^111550656064 is an apocalyptic number.

111550656064 is the 333992-nd square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111550656064

111550656064 is an abundant number, since it is smaller than the sum of its proper divisors (112953104859).

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

111550656064 is an frugal number, since it uses more digits than its factorization.

111550656064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1184 (or 588 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 40.

The spelling of 111550656064 in words is "one hundred eleven billion, five hundred fifty million, six hundred fifty-six thousand, sixty-four".