112155133656 has 32 divisors (see below), whose sum is σ = 280420801200. Its totient is φ = 37380648960.

The previous prime is 112155133621. The next prime is 112155133667. The reversal of 112155133656 is 656331551211.

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, 63021 + ... + 477788.

Almost surely, 2^112155133656 is an apocalyptic number.

It is an amenable number.

112155133656 is an abundant number, since it is smaller than the sum of its proper divisors (168265667544).

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

112155133656 is a wasteful number, since it uses less digits than its factorization.

112155133656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 549459 (or 549455 counting only the distinct ones).

The product of its digits is 81000, while the sum is 39.

Adding to 112155133656 its reverse (656331551211), we get a palindrome (768486684867).

The spelling of 112155133656 in words is "one hundred twelve billion, one hundred fifty-five million, one hundred thirty-three thousand, six hundred fifty-six".