422907197916 has 96 divisors (see below), whose sum is σ = 1159020817920. Its totient is φ = 117484902144.

The previous prime is 422907197893. The next prime is 422907197939. The reversal of 422907197916 is 619791709224.

It is an interprime number because it is at equal distance from previous prime (422907197893) and next prime (422907197939).

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, 4594675 + ... + 4685813.

It is an arithmetic number, because the mean of its divisors is an integer number (12073133520).

Almost surely, 2^422907197916 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 422907197916, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (579510408960).

422907197916 is an abundant number, since it is smaller than the sum of its proper divisors (736113620004).

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

422907197916 is a wasteful number, since it uses less digits than its factorization.

422907197916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92683 (or 92681 counting only the distinct ones).

The product of its (nonzero) digits is 3429216, while the sum is 57.

The spelling of 422907197916 in words is "four hundred twenty-two billion, nine hundred seven million, one hundred ninety-seven thousand, nine hundred sixteen".