11656055200 has 72 divisors (see below), whose sum is σ = 28798344288. Its totient is φ = 4606222080.

The previous prime is 11656055179. The next prime is 11656055249. The reversal of 11656055200 is 255065611.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21372 + ... + 154171.

It is an arithmetic number, because the mean of its divisors is an integer number (399977004).

Almost surely, 2^11656055200 is an apocalyptic number.

11656055200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11656055200 is an abundant number, since it is smaller than the sum of its proper divisors (17142289088).

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

11656055200 is a wasteful number, since it uses less digits than its factorization.

11656055200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175646 (or 175633 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 31.

The spelling of 11656055200 in words is "eleven billion, six hundred fifty-six million, fifty-five thousand, two hundred".