442534365942 has 32 divisors (see below), whose sum is σ = 934046380800. Its totient is φ = 139388431968.

The previous prime is 442534365893. The next prime is 442534365943. The reversal of 442534365942 is 249563435244.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442534365943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4945218 + ... + 5033909.

It is an arithmetic number, because the mean of its divisors is an integer number (29188949400).

Almost surely, 2^442534365942 is an apocalyptic number.

442534365942 is an abundant number, since it is smaller than the sum of its proper divisors (491512014858).

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

442534365942 is a wasteful number, since it uses less digits than its factorization.

442534365942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9979540.

The product of its digits is 12441600, while the sum is 51.

The spelling of 442534365942 in words is "four hundred forty-two billion, five hundred thirty-four million, three hundred sixty-five thousand, nine hundred forty-two".