11638563252336 has 60 divisors (see below), whose sum is σ = 33987978203088. Its totient is φ = 3710846253312.

The previous prime is 11638563252307. The next prime is 11638563252377. The reversal of 11638563252336 is 63325236583611.

11638563252336 is a `hidden beast` number, since 1 + 1 + 6 + 3 + 8 + 56 + 3 + 252 + 336 = 666.

It is a congruent number.

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, 1757026165 + ... + 1757032788.

Almost surely, 2^{11638563252336} is an apocalyptic number.

11638563252336 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11638563252336 is an abundant number, since it is smaller than the sum of its proper divisors (22349414950752).

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

11638563252336 is a wasteful number, since it uses less digits than its factorization.

11638563252336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3514058990 (or 3514058981 counting only the distinct ones).

The product of its digits is 13996800, while the sum is 54.

The spelling of 11638563252336 in words is "eleven trillion, six hundred thirty-eight billion, five hundred sixty-three million, two hundred fifty-two thousand, three hundred thirty-six".