422687838356 has 48 divisors (see below), whose sum is σ = 857719296000. Its totient is φ = 178509471840.

The previous prime is 422687838317. The next prime is 422687838371. The reversal of 422687838356 is 653838786224.

It is a congruent number.

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, 3920831 + ... + 4027193.

It is an arithmetic number, because the mean of its divisors is an integer number (17869152000).

Almost surely, 2^422687838356 is an apocalyptic number.

It is an amenable number.

422687838356 is an abundant number, since it is smaller than the sum of its proper divisors (435031457644).

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

422687838356 is a wasteful number, since it uses less digits than its factorization.

422687838356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108444 (or 108442 counting only the distinct ones).

The product of its digits is 92897280, while the sum is 62.

The spelling of 422687838356 in words is "four hundred twenty-two billion, six hundred eighty-seven million, eight hundred thirty-eight thousand, three hundred fifty-six".