63212531364 has 36 divisors (see below), whose sum is σ = 159809255424. Its totient is φ = 21067939632.

The previous prime is 63212531323. The next prime is 63212531399. The reversal of 63212531364 is 46313521236.

63212531364 is a `hidden beast` number, since 63 + 2 + 1 + 2 + 531 + 3 + 64 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

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

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, 152269 + ... + 386795.

It is an arithmetic number, because the mean of its divisors is an integer number (4439145984).

Almost surely, 2^63212531364 is an apocalyptic number.

It is an amenable number.

63212531364 is an abundant number, since it is smaller than the sum of its proper divisors (96596724060).

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

63212531364 is a wasteful number, since it uses less digits than its factorization.

63212531364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242024 (or 242019 counting only the distinct ones).

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

The spelling of 63212531364 in words is "sixty-three billion, two hundred twelve million, five hundred thirty-one thousand, three hundred sixty-four".