63174765625 has 16 divisors (see below), whose sum is σ = 78968352528. Its totient is φ = 50539750000.

The previous prime is 63174765541. The next prime is 63174765691. The reversal of 63174765625 is 52656747136.

63174765625 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 53401663744 + 9773101881 = 231088^2 + 98859^2 .

It is not a de Polignac number, because 63174765625 - 2⁷ = 63174765497 is a prime.

It is a Duffinian 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, 326194 + ... + 482443.

It is an arithmetic number, because the mean of its divisors is an integer number (4935522033).

Almost surely, 2^63174765625 is an apocalyptic number.

It is an amenable number.

63174765625 is a deficient number, since it is larger than the sum of its proper divisors (15793586903).

63174765625 is an frugal number, since it uses more digits than its factorization.

63174765625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 808672 (or 808642 counting only the distinct ones).

The product of its digits is 6350400, while the sum is 52.

The spelling of 63174765625 in words is "sixty-three billion, one hundred seventy-four million, seven hundred sixty-five thousand, six hundred twenty-five".