7647116725 has 12 divisors (see below), whose sum is σ = 9513321664. Its totient is φ = 6097759920.

The previous prime is 7647116723. The next prime is 7647116759. The reversal of 7647116725 is 5276117467.

It is not a de Polignac number, because 7647116725 - 2¹ = 7647116723 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 (7647116723) 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, 490509 + ... + 505858.

Almost surely, 2^7647116725 is an apocalyptic number.

It is an amenable number.

7647116725 is a deficient number, since it is larger than the sum of its proper divisors (1866204939).

7647116725 is a wasteful number, since it uses less digits than its factorization.

7647116725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 996684 (or 996679 counting only the distinct ones).

The product of its digits is 493920, while the sum is 46.

The square root of 7647116725 is about 87447.7942832179. The cubic root of 7647116725 is about 1970.1497584280.

The spelling of 7647116725 in words is "seven billion, six hundred forty-seven million, one hundred sixteen thousand, seven hundred twenty-five".