56453335625 has 20 divisors (see below), whose sum is σ = 72264708516. Its totient is φ = 44061120000.

The previous prime is 56453335621. The next prime is 56453335661. The reversal of 56453335625 is 52653335465.

It is a happy number.

It can be written as a sum of positive squares in 10 ways, for example, as 56427151936 + 26183689 = 237544^2 + 5117^2 .

It is not a de Polignac number, because 56453335625 - 2² = 56453335621 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 56453335625.

It is not an unprimeable number, because it can be changed into a prime (56453335621) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1075904 + ... + 1127153.

Almost surely, 2^56453335625 is an apocalyptic number.

It is an amenable number.

56453335625 is a deficient number, since it is larger than the sum of its proper divisors (15811372891).

56453335625 is an equidigital number, since it uses as much as digits as its factorization.

56453335625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2203118 (or 2203103 counting only the distinct ones).

The product of its digits is 4860000, while the sum is 47.

The spelling of 56453335625 in words is "fifty-six billion, four hundred fifty-three million, three hundred thirty-five thousand, six hundred twenty-five".