320051452524521 has 2 divisors, whose sum is σ = 320051452524522. Its totient is φ = 320051452524520.

The previous prime is 320051452524511. The next prime is 320051452524539. The reversal of 320051452524521 is 125425254150023.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 196015008287296 + 124036444237225 = 14000536^2 + 11137165^2 .

It is a cyclic number.

It is not a de Polignac number, because 320051452524521 - 2⁶ = 320051452524457 is a prime.

It is not a weakly prime, because it can be changed into another prime (320051452524511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160025726262260 + 160025726262261.

It is an arithmetic number, because the mean of its divisors is an integer number (160025726262261).

Almost surely, 2^{320051452524521} is an apocalyptic number.

It is an amenable number.

320051452524521 is a deficient number, since it is larger than the sum of its proper divisors (1).

320051452524521 is an equidigital number, since it uses as much as digits as its factorization.

320051452524521 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 480000, while the sum is 41.

The spelling of 320051452524521 in words is "three hundred twenty trillion, fifty-one billion, four hundred fifty-two million, five hundred twenty-four thousand, five hundred twenty-one".