422765871392 has 18 divisors (see below), whose sum is σ = 832327550649. Its totient is φ = 211381096640.

The previous prime is 422765871331. The next prime is 422765871419. The reversal of 422765871392 is 293178567224.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 2 ways, for example, as 248239111696 + 174526759696 = 498236^2 + 417764^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=459764.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 3620642 + ... + 3735582.

Almost surely, 2^422765871392 is an apocalyptic number.

It is an amenable number.

422765871392 is a deficient number, since it is larger than the sum of its proper divisors (409561679257).

422765871392 is an frugal number, since it uses more digits than its factorization.

422765871392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229892 (or 114943 counting only the distinct ones).

The product of its digits is 10160640, while the sum is 56.

The spelling of 422765871392 in words is "four hundred twenty-two billion, seven hundred sixty-five million, eight hundred seventy-one thousand, three hundred ninety-two".