53924561525 has 6 divisors (see below), whose sum is σ = 66866456322. Its totient is φ = 43139649200.

The previous prime is 53924561507. The next prime is 53924561533. The reversal of 53924561525 is 52516542935.

It can be written as a sum of positive squares in 3 ways, for example, as 14672234641 + 39252326884 = 121129^2 + 198122^2 .

It is not a de Polignac number, because 53924561525 - 2³⁰ = 52850819701 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 53924561525.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1078491206 + ... + 1078491255.

It is an arithmetic number, because the mean of its divisors is an integer number (11144409387).

Almost surely, 2^53924561525 is an apocalyptic number.

It is an amenable number.

53924561525 is a deficient number, since it is larger than the sum of its proper divisors (12941894797).

53924561525 is a wasteful number, since it uses less digits than its factorization.

53924561525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2156982471 (or 2156982466 counting only the distinct ones).

The product of its digits is 1620000, while the sum is 47.

The spelling of 53924561525 in words is "fifty-three billion, nine hundred twenty-four million, five hundred sixty-one thousand, five hundred twenty-five".