422488219538 has 162 divisors, whose sum is σ = 834487270407. Its totient is φ = 159835016880.

The previous prime is 422488219493. The next prime is 422488219541. The reversal of 422488219538 is 835912884224.

It can be written as a sum of positive squares in only one way, i.e., 211244109769 + 211244109769 = 459613^2 + 459613^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=459613.

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 80 ways as a sum of consecutive naturals, for example, 3326678831 + ... + 3326678957.

Almost surely, 2^422488219538 is an apocalyptic number.

422488219538 is a deficient number, since it is larger than the sum of its proper divisors (411999050869).

422488219538 is a wasteful number, since it uses less digits than its factorization.

422488219538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 386 (or 194 counting only the distinct ones).

The product of its digits is 8847360, while the sum is 56.

The spelling of 422488219538 in words is "four hundred twenty-two billion, four hundred eighty-eight million, two hundred nineteen thousand, five hundred thirty-eight".