111758552009112 has 32 divisors (see below), whose sum is σ = 289030737956400. Its totient is φ = 35968269611904.

The previous prime is 111758552009063. The next prime is 111758552009197. The reversal of 111758552009112 is 211900255857111.

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, 80286315403 + ... + 80286316794.

Almost surely, 2^{111758552009112} is an apocalyptic number.

111758552009112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

111758552009112 is an abundant number, since it is smaller than the sum of its proper divisors (177272185947288).

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

111758552009112 is a wasteful number, since it uses less digits than its factorization.

111758552009112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160572632235 (or 160572632231 counting only the distinct ones).

The product of its (nonzero) digits is 252000, while the sum is 48.

The spelling of 111758552009112 in words is "one hundred eleven trillion, seven hundred fifty-eight billion, five hundred fifty-two million, nine thousand, one hundred twelve".