11656535244 has 12 divisors (see below), whose sum is σ = 27198582264. Its totient is φ = 3885511744.

The previous prime is 11656535237. The next prime is 11656535251. The reversal of 11656535244 is 44253565611.

11656535244 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (11656535237) and next prime (11656535251).

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×11656535244² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11656535196 and 11656535205.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 485688957 + ... + 485688980.

It is an arithmetic number, because the mean of its divisors is an integer number (2266548522).

Almost surely, 2^11656535244 is an apocalyptic number.

It is an amenable number.

11656535244 is an abundant number, since it is smaller than the sum of its proper divisors (15542047020).

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

11656535244 is a wasteful number, since it uses less digits than its factorization.

11656535244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 971377944 (or 971377942 counting only the distinct ones).

The product of its digits is 432000, while the sum is 42.

The spelling of 11656535244 in words is "eleven billion, six hundred fifty-six million, five hundred thirty-five thousand, two hundred forty-four".