422170964040 has 384 divisors, whose sum is σ = 1565149703040. Its totient is φ = 90517561344.

The previous prime is 422170964003. The next prime is 422170964081. The reversal of 422170964040 is 40469071224.

It is a self number, because there is not a number n which added to its sum of digits gives 422170964040.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 30680842 + ... + 30694598.

It is an arithmetic number, because the mean of its divisors is an integer number (4075910685).

Almost surely, 2^422170964040 is an apocalyptic number.

422170964040 is a gapful number since it is divisible by the number (40) 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 422170964040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (782574851520).

422170964040 is an abundant number, since it is smaller than the sum of its proper divisors (1142978739000).

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

422170964040 is a wasteful number, since it uses less digits than its factorization.

422170964040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14109 (or 14098 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 39.

The spelling of 422170964040 in words is "four hundred twenty-two billion, one hundred seventy million, nine hundred sixty-four thousand, forty".