63575295216 has 160 divisors (see below), whose sum is σ = 178759897920. Its totient is φ = 19394199552.

The previous prime is 63575295193. The next prime is 63575295221. The reversal of 63575295216 is 61259257536.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4880520 + ... + 4893528.

It is an arithmetic number, because the mean of its divisors is an integer number (1117249362).

Almost surely, 2^63575295216 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 63575295216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (89379948960).

63575295216 is an abundant number, since it is smaller than the sum of its proper divisors (115184602704).

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

63575295216 is a wasteful number, since it uses less digits than its factorization.

63575295216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13203 (or 13197 counting only the distinct ones).

The product of its digits is 3402000, while the sum is 51.

The spelling of 63575295216 in words is "sixty-three billion, five hundred seventy-five million, two hundred ninety-five thousand, two hundred sixteen".