63125631875 has 10 divisors (see below), whose sum is σ = 78881790372. Its totient is φ = 50500505000.

The previous prime is 63125631853. The next prime is 63125631923. The reversal of 63125631875 is 57813652136.

63125631875 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 63125631875 - 2²⁸ = 62857196419 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 50499881 + ... + 50501130.

Almost surely, 2^63125631875 is an apocalyptic number.

63125631875 is a deficient number, since it is larger than the sum of its proper divisors (15756158497).

63125631875 is an equidigital number, since it uses as much as digits as its factorization.

63125631875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101001031 (or 101001016 counting only the distinct ones).

The product of its digits is 907200, while the sum is 47.

The spelling of 63125631875 in words is "sixty-three billion, one hundred twenty-five million, six hundred thirty-one thousand, eight hundred seventy-five".