442376912478 has 16 divisors (see below), whose sum is σ = 884816271360. Its totient is φ = 147448563096.

The previous prime is 442376912447. The next prime is 442376912479. The reversal of 442376912478 is 874219673244.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442376912479) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2509588 + ... + 2680071.

It is an arithmetic number, because the mean of its divisors is an integer number (55301016960).

Almost surely, 2^442376912478 is an apocalyptic number.

442376912478 is an abundant number, since it is smaller than the sum of its proper divisors (442439358882).

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

442376912478 is a wasteful number, since it uses less digits than its factorization.

442376912478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5203871.

The product of its digits is 16257024, while the sum is 57.

The spelling of 442376912478 in words is "four hundred forty-two billion, three hundred seventy-six million, nine hundred twelve thousand, four hundred seventy-eight".