422978381922 has 8 divisors (see below), whose sum is σ = 845956763856. Its totient is φ = 140992793972.

The previous prime is 422978381863. The next prime is 422978381939. The reversal of 422978381922 is 229183879224.

It is a sphenic number, since it is the product of 3 distinct primes.

422978381922 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35248198488 + ... + 35248198499.

It is an arithmetic number, because the mean of its divisors is an integer number (105744595482).

Almost surely, 2^422978381922 is an apocalyptic number.

422978381922 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

422978381922 is a wasteful number, since it uses less digits than its factorization.

422978381922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70496396992.

The product of its digits is 6967296, while the sum is 57.

The spelling of 422978381922 in words is "four hundred twenty-two billion, nine hundred seventy-eight million, three hundred eighty-one thousand, nine hundred twenty-two".