11556282215156 has 12 divisors (see below), whose sum is σ = 23112564430368. Its totient is φ = 4952692377912.

The previous prime is 11556282215143. The next prime is 11556282215161. The reversal of 11556282215156 is 65151228265511.

11556282215156 is an admirable number.

It is a super-2 number, since 2×11556282215156² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 206362182386 + ... + 206362182441.

It is an arithmetic number, because the mean of its divisors is an integer number (1926047035864).

Almost surely, 2^{11556282215156} is an apocalyptic number.

It is an amenable number.

11556282215156 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

11556282215156 is a wasteful number, since it uses less digits than its factorization.

11556282215156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 412724364838 (or 412724364836 counting only the distinct ones).

The product of its digits is 1440000, while the sum is 50.

The spelling of 11556282215156 in words is "eleven trillion, five hundred fifty-six billion, two hundred eighty-two million, two hundred fifteen thousand, one hundred fifty-six".