442504290624 has 112 divisors (see below), whose sum is σ = 1277422164480. Its totient is φ = 134071856640.

The previous prime is 442504290623. The next prime is 442504290637. The reversal of 442504290624 is 426092405244.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442504290623) 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 in 15 ways as a sum of consecutive naturals, for example, 19670487 + ... + 19692969.

It is an arithmetic number, because the mean of its divisors is an integer number (11405555040).

Almost surely, 2^442504290624 is an apocalyptic number.

442504290624 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

442504290624 is an abundant number, since it is smaller than the sum of its proper divisors (834917873856).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

442504290624 is a wasteful number, since it uses less digits than its factorization.

442504290624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31828 (or 31818 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 42.

Adding to 442504290624 its reverse (426092405244), we get a palindrome (868596695868).

The spelling of 442504290624 in words is "four hundred forty-two billion, five hundred four million, two hundred ninety thousand, six hundred twenty-four".