52542051525 has 72 divisors (see below), whose sum is σ = 96804804096. Its totient is φ = 27226483200.

The previous prime is 52542051509. The next prime is 52542051533. The reversal of 52542051525 is 52515024525.

52542051525 is a `hidden beast` number, since 52 + 54 + 20 + 515 + 25 = 666.

It is not a de Polignac number, because 52542051525 - 2⁴ = 52542051509 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 52542051525.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1833709 + ... + 1862141.

It is an arithmetic number, because the mean of its divisors is an integer number (1344511168).

Almost surely, 2^52542051525 is an apocalyptic number.

It is an amenable number.

52542051525 is a deficient number, since it is larger than the sum of its proper divisors (44262752571).

52542051525 is a wasteful number, since it uses less digits than its factorization.

52542051525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28683 (or 28675 counting only the distinct ones).

The product of its (nonzero) digits is 100000, while the sum is 36.

The spelling of 52542051525 in words is "fifty-two billion, five hundred forty-two million, fifty-one thousand, five hundred twenty-five".