63801163158 has 32 divisors (see below), whose sum is σ = 127906495200. Its totient is φ = 21216408576.

The previous prime is 63801163133. The next prime is 63801163159. The reversal of 63801163158 is 85136110836.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63801163159) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6526098 + ... + 6535866.

It is an arithmetic number, because the mean of its divisors is an integer number (3997077975).

Almost surely, 2^63801163158 is an apocalyptic number.

63801163158 is an abundant number, since it is smaller than the sum of its proper divisors (64105332042).

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

63801163158 is a wasteful number, since it uses less digits than its factorization.

63801163158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12256.

The product of its (nonzero) digits is 103680, while the sum is 42.

The spelling of 63801163158 in words is "sixty-three billion, eight hundred one million, one hundred sixty-three thousand, one hundred fifty-eight".