422625246384 has 160 divisors (see below), whose sum is σ = 1236332298240. Its totient is φ = 123243782400.

The previous prime is 422625246367. The next prime is 422625246403. The reversal of 422625246384 is 483642526224.

It is a super-2 number, since 2×422625246384² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

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, 2857749 + ... + 3001995.

It is an arithmetic number, because the mean of its divisors is an integer number (7727076864).

Almost surely, 2^422625246384 is an apocalyptic number.

422625246384 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 422625246384, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (618166149120).

422625246384 is an abundant number, since it is smaller than the sum of its proper divisors (813707051856).

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

422625246384 is a wasteful number, since it uses less digits than its factorization.

422625246384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144479 (or 144473 counting only the distinct ones).

The product of its digits is 4423680, while the sum is 48.

The spelling of 422625246384 in words is "four hundred twenty-two billion, six hundred twenty-five million, two hundred forty-six thousand, three hundred eighty-four".