442168346364 has 96 divisors (see below), whose sum is σ = 1095248480256. Its totient is φ = 138635178240.

The previous prime is 442168346317. The next prime is 442168346371. The reversal of 442168346364 is 463643861244.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2004814 + ... + 2214410.

It is an arithmetic number, because the mean of its divisors is an integer number (11408838336).

Almost surely, 2^442168346364 is an apocalyptic number.

It is an amenable number.

442168346364 is an abundant number, since it is smaller than the sum of its proper divisors (653080133892).

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

442168346364 is a wasteful number, since it uses less digits than its factorization.

442168346364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209795 (or 209793 counting only the distinct ones).

The product of its digits is 7962624, while the sum is 51.

The spelling of 442168346364 in words is "four hundred forty-two billion, one hundred sixty-eight million, three hundred forty-six thousand, three hundred sixty-four".