23525053537 has 2 divisors, whose sum is σ = 23525053538. Its totient is φ = 23525053536.

The previous prime is 23525053529. The next prime is 23525053561. The reversal of 23525053537 is 73535052532.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21982213696 + 1542839841 = 148264^2 + 39279^2 .

It is a cyclic number.

It is not a de Polignac number, because 23525053537 - 2³ = 23525053529 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23525053537.

It is not a weakly prime, because it can be changed into another prime (23525053337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11762526768 + 11762526769.

It is an arithmetic number, because the mean of its divisors is an integer number (11762526769).

Almost surely, 2^23525053537 is an apocalyptic number.

It is an amenable number.

23525053537 is a deficient number, since it is larger than the sum of its proper divisors (1).

23525053537 is an equidigital number, since it uses as much as digits as its factorization.

23525053537 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 472500, while the sum is 40.

The spelling of 23525053537 in words is "twenty-three billion, five hundred twenty-five million, fifty-three thousand, five hundred thirty-seven".