442925550013 has 2 divisors, whose sum is σ = 442925550014. Its totient is φ = 442925550012.

The previous prime is 442925549939. The next prime is 442925550017. The reversal of 442925550013 is 310055529244.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 429310627524 + 13614922489 = 655218^2 + 116683^2 .

It is a cyclic number.

It is not a de Polignac number, because 442925550013 - 2²⁹ = 442388679101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (442925550017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 221462775006 + 221462775007.

It is an arithmetic number, because the mean of its divisors is an integer number (221462775007).

Almost surely, 2^442925550013 is an apocalyptic number.

It is an amenable number.

442925550013 is a deficient number, since it is larger than the sum of its proper divisors (1).

442925550013 is an equidigital number, since it uses as much as digits as its factorization.

442925550013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216000, while the sum is 40.

The spelling of 442925550013 in words is "four hundred forty-two billion, nine hundred twenty-five million, five hundred fifty thousand, thirteen".