442713507172 has 12 divisors (see below), whose sum is σ = 778222848256. Its totient is φ = 220364121960.

The previous prime is 442713507167. The next prime is 442713507227. The reversal of 442713507172 is 271705317244.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 248156904 + ... + 248158687.

Almost surely, 2^442713507172 is an apocalyptic number.

It is an amenable number.

442713507172 is a deficient number, since it is larger than the sum of its proper divisors (335509341084).

442713507172 is a wasteful number, since it uses less digits than its factorization.

442713507172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 496315818 (or 496315816 counting only the distinct ones).

The product of its (nonzero) digits is 329280, while the sum is 43.

The spelling of 442713507172 in words is "four hundred forty-two billion, seven hundred thirteen million, five hundred seven thousand, one hundred seventy-two".