478942579422 has 24 divisors (see below), whose sum is σ = 1038225016920. Its totient is φ = 159568127280.

The previous prime is 478942579421. The next prime is 478942579459. The reversal of 478942579422 is 224975249874.

It is a happy number.

478942579422 is a `hidden beast` number, since 4 + 78 + 94 + 2 + 57 + 9 + 422 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 478942579422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (478942579421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6579397 + ... + 6651792.

It is an arithmetic number, because the mean of its divisors is an integer number (43259375705).

Almost surely, 2^478942579422 is an apocalyptic number.

478942579422 is an abundant number, since it is smaller than the sum of its proper divisors (559282437498).

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

478942579422 is a wasteful number, since it uses less digits than its factorization.

478942579422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13233208 (or 13233205 counting only the distinct ones).

The product of its digits is 81285120, while the sum is 63.

The spelling of 478942579422 in words is "four hundred seventy-eight billion, nine hundred forty-two million, five hundred seventy-nine thousand, four hundred twenty-two".