422059665804 has 96 divisors (see below), whose sum is σ = 1139910589440. Its totient is φ = 119047898112.

The previous prime is 422059665787. The next prime is 422059665809. The reversal of 422059665804 is 408566950224.

It is a super-2 number, since 2×422059665804² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (422059665809) 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, 4793344 + ... + 4880600.

It is an arithmetic number, because the mean of its divisors is an integer number (11874068640).

Almost surely, 2^422059665804 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 422059665804, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (569955294720).

422059665804 is an abundant number, since it is smaller than the sum of its proper divisors (717850923636).

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

422059665804 is a wasteful number, since it uses less digits than its factorization.

422059665804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88007 (or 88005 counting only the distinct ones).

The product of its (nonzero) digits is 4147200, while the sum is 51.

The spelling of 422059665804 in words is "four hundred twenty-two billion, fifty-nine million, six hundred sixty-five thousand, eight hundred four".