442359902113 has 2 divisors, whose sum is σ = 442359902114. Its totient is φ = 442359902112.

The previous prime is 442359902077. The next prime is 442359902137. The reversal of 442359902113 is 311209953244.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 286195040784 + 156164861329 = 534972^2 + 395177^2 .

It is a cyclic number.

It is not a de Polignac number, because 442359902113 - 2²¹ = 442357804961 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 442359902113.

It is not a weakly prime, because it can be changed into another prime (442359902143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 221179951056 + 221179951057.

It is an arithmetic number, because the mean of its divisors is an integer number (221179951057).

Almost surely, 2^442359902113 is an apocalyptic number.

It is an amenable number.

442359902113 is a deficient number, since it is larger than the sum of its proper divisors (1).

442359902113 is an equidigital number, since it uses as much as digits as its factorization.

442359902113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 233280, while the sum is 43.

The spelling of 442359902113 in words is "four hundred forty-two billion, three hundred fifty-nine million, nine hundred two thousand, one hundred thirteen".