442102024393 has 2 divisors, whose sum is σ = 442102024394. Its totient is φ = 442102024392.

The previous prime is 442102024321. The next prime is 442102024417. The reversal of 442102024393 is 393420201244.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 429021070009 + 13080954384 = 654997^2 + 114372^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-442102024393 is a prime.

It is not a weakly prime, because it can be changed into another prime (442102024993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 221051012196 + 221051012197.

It is an arithmetic number, because the mean of its divisors is an integer number (221051012197).

Almost surely, 2^442102024393 is an apocalyptic number.

It is an amenable number.

442102024393 is a deficient number, since it is larger than the sum of its proper divisors (1).

442102024393 is an equidigital number, since it uses as much as digits as its factorization.

442102024393 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 41472, while the sum is 34.

The spelling of 442102024393 in words is "four hundred forty-two billion, one hundred two million, twenty-four thousand, three hundred ninety-three".