422439524472 has 32 divisors (see below), whose sum is σ = 1206970070400. Its totient is φ = 120697006944.

The previous prime is 422439524471. The next prime is 422439524489. The reversal of 422439524472 is 274425934224.

It is a super-2 number, since 2×422439524472² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422439524471) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1257260322 + ... + 1257260657.

It is an arithmetic number, because the mean of its divisors is an integer number (37717814700).

Almost surely, 2^422439524472 is an apocalyptic number.

422439524472 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

422439524472 is an abundant number, since it is smaller than the sum of its proper divisors (784530545928).

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

422439524472 is a wasteful number, since it uses less digits than its factorization.

422439524472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2514520995 (or 2514520991 counting only the distinct ones).

The product of its digits is 3870720, while the sum is 48.

The spelling of 422439524472 in words is "four hundred twenty-two billion, four hundred thirty-nine million, five hundred twenty-four thousand, four hundred seventy-two".