63500336364 has 24 divisors (see below), whose sum is σ = 148187106928. Its totient is φ = 21163970880.

The previous prime is 63500336363. The next prime is 63500336369. The reversal of 63500336364 is 46363300536.

It is a super-2 number, since 2×63500336364² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (63500336363) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 255727 + ... + 438630.

Almost surely, 2^63500336364 is an apocalyptic number.

It is an amenable number.

63500336364 is an abundant number, since it is smaller than the sum of its proper divisors (84686770564).

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

63500336364 is a wasteful number, since it uses less digits than its factorization.

63500336364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 701985 (or 701983 counting only the distinct ones).

The product of its (nonzero) digits is 349920, while the sum is 39.

The spelling of 63500336364 in words is "sixty-three billion, five hundred million, three hundred thirty-six thousand, three hundred sixty-four".