442626344132 has 48 divisors (see below), whose sum is σ = 899802288000. Its totient is φ = 186604280064.

The previous prime is 442626344129. The next prime is 442626344161. The reversal of 442626344132 is 231443626244.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 442626344132.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 97457 + ... + 945912.

It is an arithmetic number, because the mean of its divisors is an integer number (18745881000).

Almost surely, 2^442626344132 is an apocalyptic number.

It is an amenable number.

442626344132 is an abundant number, since it is smaller than the sum of its proper divisors (457175943868).

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

442626344132 is a wasteful number, since it uses less digits than its factorization.

442626344132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1043628 (or 1043626 counting only the distinct ones).

The product of its digits is 663552, while the sum is 41.

The spelling of 442626344132 in words is "four hundred forty-two billion, six hundred twenty-six million, three hundred forty-four thousand, one hundred thirty-two".