63245231655156 has 120 divisors (see below), whose sum is σ = 169960972192704. Its totient is φ = 20500093837440.

The previous prime is 63245231655149. The next prime is 63245231655161. The reversal of 63245231655156 is 65155613254236.

63245231655156 is a `hidden beast` number, since 6 + 3 + 2 + 4 + 5 + 2 + 31 + 6 + 551 + 56 = 666.

It is a super-2 number, since 2×63245231655156² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 17151630 + ... + 20510213.

Almost surely, 2^{63245231655156} is an apocalyptic number.

It is an amenable number.

63245231655156 is an abundant number, since it is smaller than the sum of its proper divisors (106715740537548).

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

63245231655156 is a wasteful number, since it uses less digits than its factorization.

63245231655156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37662003 (or 37661992 counting only the distinct ones).

The product of its digits is 19440000, while the sum is 54.

The spelling of 63245231655156 in words is "sixty-three trillion, two hundred forty-five billion, two hundred thirty-one million, six hundred fifty-five thousand, one hundred fifty-six".