9713644725 has 12 divisors (see below), whose sum is σ = 16059892736. Its totient is φ = 5180610480.

The previous prime is 9713644711. The next prime is 9713644729. The reversal of 9713644725 is 5274463179.

It is not a de Polignac number, because 9713644725 - 2⁴ = 9713644709 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9713644729) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 64757557 + ... + 64757706.

Almost surely, 2^9713644725 is an apocalyptic number.

It is an amenable number.

9713644725 is a deficient number, since it is larger than the sum of its proper divisors (6346248011).

9713644725 is a wasteful number, since it uses less digits than its factorization.

9713644725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129515276 (or 129515271 counting only the distinct ones).

The product of its digits is 1270080, while the sum is 48.

The square root of 9713644725 is about 98557.8242708310. The cubic root of 9713644725 is about 2133.6707571068.

The spelling of 9713644725 in words is "nine billion, seven hundred thirteen million, six hundred forty-four thousand, seven hundred twenty-five".