63013561884 has 144 divisors (see below), whose sum is σ = 196162570240. Its totient is φ = 16608758400.

The previous prime is 63013561879. The next prime is 63013561931. The reversal of 63013561884 is 48816531036.

63013561884 is a `hidden beast` number, since 6 + 3 + 0 + 1 + 3 + 561 + 8 + 84 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6386547 + ... + 6396405.

Almost surely, 2^63013561884 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63013561884, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (98081285120).

63013561884 is an abundant number, since it is smaller than the sum of its proper divisors (133149008356).

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

63013561884 is a wasteful number, since it uses less digits than its factorization.

63013561884 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11840 (or 11835 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 45.

The spelling of 63013561884 in words is "sixty-three billion, thirteen million, five hundred sixty-one thousand, eight hundred eighty-four".