63514242172 has 6 divisors (see below), whose sum is σ = 111149923808. Its totient is φ = 31757121084.

The previous prime is 63514242163. The next prime is 63514242173. The reversal of 63514242172 is 27124241536.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63514242173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7939280268 + ... + 7939280275.

Almost surely, 2^63514242172 is an apocalyptic number.

It is an amenable number.

63514242172 is a deficient number, since it is larger than the sum of its proper divisors (47635681636).

63514242172 is a wasteful number, since it uses less digits than its factorization.

63514242172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15878560547 (or 15878560545 counting only the distinct ones).

The product of its digits is 80640, while the sum is 37.

The spelling of 63514242172 in words is "sixty-three billion, five hundred fourteen million, two hundred forty-two thousand, one hundred seventy-two".