53507403625 has 64 divisors (see below), whose sum is σ = 73946343744. Its totient is φ = 38403840000.

The previous prime is 53507403581. The next prime is 53507403629. The reversal of 53507403625 is 52630470535.

It can be written as a sum of positive squares in 32 ways, for example, as 52648679209 + 858724416 = 229453^2 + 29304^2 .

It is not a de Polignac number, because 53507403625 - 2¹⁵ = 53507370857 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53507403629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 19519755 + ... + 19522495.

It is an arithmetic number, because the mean of its divisors is an integer number (1155411621).

Almost surely, 2^53507403625 is an apocalyptic number.

It is an amenable number.

53507403625 is a deficient number, since it is larger than the sum of its proper divisors (20438940119).

53507403625 is a wasteful number, since it uses less digits than its factorization.

53507403625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3103 (or 3093 counting only the distinct ones).

The product of its (nonzero) digits is 378000, while the sum is 40.

The spelling of 53507403625 in words is "fifty-three billion, five hundred seven million, four hundred three thousand, six hundred twenty-five".