442243378676 has 96 divisors (see below), whose sum is σ = 890784034560. Its totient is φ = 191891905920.

The previous prime is 442243378541. The next prime is 442243378679. The reversal of 442243378676 is 676873342244.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442243378679) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10419185 + ... + 10461543.

It is an arithmetic number, because the mean of its divisors is an integer number (9279000360).

Almost surely, 2^442243378676 is an apocalyptic number.

It is an amenable number.

442243378676 is an abundant number, since it is smaller than the sum of its proper divisors (448540655884).

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

442243378676 is a wasteful number, since it uses less digits than its factorization.

442243378676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42486 (or 42462 counting only the distinct ones).

The product of its digits is 32514048, while the sum is 56.

The spelling of 442243378676 in words is "four hundred forty-two billion, two hundred forty-three million, three hundred seventy-eight thousand, six hundred seventy-six".