422628879192 has 64 divisors (see below), whose sum is σ = 1152250176000. Its totient is φ = 128393576064.

The previous prime is 422628879191. The next prime is 422628879209. The reversal of 422628879192 is 291978826224.

It is a super-2 number, since 2×422628879192² (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 (422628879191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8548642 + ... + 8597937.

It is an arithmetic number, because the mean of its divisors is an integer number (18003909000).

Almost surely, 2^422628879192 is an apocalyptic number.

It is an amenable number.

422628879192 is an abundant number, since it is smaller than the sum of its proper divisors (729621296808).

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

422628879192 is a wasteful number, since it uses less digits than its factorization.

422628879192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17146680 (or 17146676 counting only the distinct ones).

The product of its digits is 13934592, while the sum is 60.

The spelling of 422628879192 in words is "four hundred twenty-two billion, six hundred twenty-eight million, eight hundred seventy-nine thousand, one hundred ninety-two".