63694130125 has 16 divisors (see below), whose sum is σ = 79498036800. Its totient is φ = 50950328400.

The previous prime is 63694130089. The next prime is 63694130177. The reversal of 63694130125 is 52103149636.

It is not a de Polignac number, because 63694130125 - 2⁷ = 63694129997 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1784706 + ... + 1820044.

It is an arithmetic number, because the mean of its divisors is an integer number (4968627300).

Almost surely, 2^63694130125 is an apocalyptic number.

It is an amenable number.

63694130125 is a deficient number, since it is larger than the sum of its proper divisors (15803906675).

63694130125 is a wasteful number, since it uses less digits than its factorization.

63694130125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49773 (or 49763 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 40.

The spelling of 63694130125 in words is "sixty-three billion, six hundred ninety-four million, one hundred thirty thousand, one hundred twenty-five".