63413605620 has 72 divisors (see below), whose sum is σ = 199478863584. Its totient is φ = 16910293536.

The previous prime is 63413605613. The next prime is 63413605679. The reversal of 63413605620 is 2650631436.

63413605620 is a `hidden beast` number, since 6 + 3 + 41 + 3 + 605 + 6 + 2 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6519174 + ... + 6528893.

It is an arithmetic number, because the mean of its divisors is an integer number (2770539772).

Almost surely, 2^63413605620 is an apocalyptic number.

63413605620 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

63413605620 is an abundant number, since it is smaller than the sum of its proper divisors (136065257964).

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

63413605620 is a wasteful number, since it uses less digits than its factorization.

63413605620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13048091 (or 13048077 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 36.

The spelling of 63413605620 in words is "sixty-three billion, four hundred thirteen million, six hundred five thousand, six hundred twenty".