442815343074 has 32 divisors (see below), whose sum is σ = 1059729027840. Its totient is φ = 136250874576.

The previous prime is 442815343073. The next prime is 442815343079. The reversal of 442815343074 is 470343518244.

442815343074 is a `hidden beast` number, since 4 + 4 + 2 + 81 + 534 + 30 + 7 + 4 = 666.

It is not an unprimeable number, because it can be changed into a prime (442815343073) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 315394842 + ... + 315396245.

It is an arithmetic number, because the mean of its divisors is an integer number (33116532120).

Almost surely, 2^442815343074 is an apocalyptic number.

442815343074 is an abundant number, since it is smaller than the sum of its proper divisors (616913684766).

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

442815343074 is a wasteful number, since it uses less digits than its factorization.

442815343074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 630791111 (or 630791105 counting only the distinct ones).

The product of its (nonzero) digits is 1290240, while the sum is 45.

The spelling of 442815343074 in words is "four hundred forty-two billion, eight hundred fifteen million, three hundred forty-three thousand, seventy-four".