442266363013 has 2 divisors, whose sum is σ = 442266363014. Its totient is φ = 442266363012.

The previous prime is 442266362971. The next prime is 442266363029. The reversal of 442266363013 is 310363662244.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 360405714244 + 81860648769 = 600338^2 + 286113^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-442266363013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (442266363313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 221133181506 + 221133181507.

It is an arithmetic number, because the mean of its divisors is an integer number (221133181507).

Almost surely, 2^442266363013 is an apocalyptic number.

It is an amenable number.

442266363013 is a deficient number, since it is larger than the sum of its proper divisors (1).

442266363013 is an equidigital number, since it uses as much as digits as its factorization.

442266363013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 373248, while the sum is 40.

The spelling of 442266363013 in words is "four hundred forty-two billion, two hundred sixty-six million, three hundred sixty-three thousand, thirteen".