11638795124 has 48 divisors (see below), whose sum is σ = 23369181696. Its totient is φ = 5023075200.

The previous prime is 11638795109. The next prime is 11638795139. The reversal of 11638795124 is 42159783611.

It is an interprime number because it is at equal distance from previous prime (11638795109) and next prime (11638795139).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8207 + ... + 152790.

It is an arithmetic number, because the mean of its divisors is an integer number (486857952).

Almost surely, 2^11638795124 is an apocalyptic number.

It is an amenable number.

11638795124 is an abundant number, since it is smaller than the sum of its proper divisors (11730386572).

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

11638795124 is a wasteful number, since it uses less digits than its factorization.

11638795124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161096 (or 161094 counting only the distinct ones).

The product of its digits is 362880, while the sum is 47.

The spelling of 11638795124 in words is "eleven billion, six hundred thirty-eight million, seven hundred ninety-five thousand, one hundred twenty-four".