422256637364 has 12 divisors (see below), whose sum is σ = 739155493188. Its totient is φ = 211069353600.

The previous prime is 422256637289. The next prime is 422256637379. The reversal of 422256637364 is 463736652224.

It can be written as a sum of positive squares in 2 ways, for example, as 238993876900 + 183262760464 = 488870^2 + 428092^2 .

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 14725157 + ... + 14753804.

It is an arithmetic number, because the mean of its divisors is an integer number (61596291099).

Almost surely, 2^422256637364 is an apocalyptic number.

It is an amenable number.

422256637364 is a deficient number, since it is larger than the sum of its proper divisors (316898855824).

422256637364 is a wasteful number, since it uses less digits than its factorization.

422256637364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29482546 (or 29482544 counting only the distinct ones).

The product of its digits is 8709120, while the sum is 50.

The spelling of 422256637364 in words is "four hundred twenty-two billion, two hundred fifty-six million, six hundred thirty-seven thousand, three hundred sixty-four".