422923178496 has 320 divisors, whose sum is σ = 1401040827648. Its totient is φ = 110386741248.

The previous prime is 422923178473. The next prime is 422923178543. The reversal of 422923178496 is 694871329224.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13542676 + ... + 13573868.

Almost surely, 2^422923178496 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 422923178496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (700520413824).

422923178496 is an abundant number, since it is smaller than the sum of its proper divisors (978117649152).

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

422923178496 is a wasteful number, since it uses less digits than its factorization.

422923178496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31331 (or 31315 counting only the distinct ones).

The product of its digits is 10450944, while the sum is 57.

The spelling of 422923178496 in words is "four hundred twenty-two billion, nine hundred twenty-three million, one hundred seventy-eight thousand, four hundred ninety-six".