23524050521 has 2 divisors, whose sum is σ = 23524050522. Its totient is φ = 23524050520.

The previous prime is 23524050503. The next prime is 23524050527. The reversal of 23524050521 is 12505042532.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21678145225 + 1845905296 = 147235^2 + 42964^2 .

It is a cyclic number.

It is not a de Polignac number, because 23524050521 - 2¹⁸ = 23523788377 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (23524050527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11762025260 + 11762025261.

It is an arithmetic number, because the mean of its divisors is an integer number (11762025261).

Almost surely, 2^23524050521 is an apocalyptic number.

It is an amenable number.

23524050521 is a deficient number, since it is larger than the sum of its proper divisors (1).

23524050521 is an equidigital number, since it uses as much as digits as its factorization.

23524050521 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12000, while the sum is 29.

The spelling of 23524050521 in words is "twenty-three billion, five hundred twenty-four million, fifty thousand, five hundred twenty-one".