423588864160 has 768 divisors, whose sum is σ = 1326930232320. Its totient is φ = 123986903040.

The previous prime is 423588864157. The next prime is 423588864161. The reversal of 423588864160 is 61468885324.

It is a Harshad number since it is a multiple of its sum of digits (55).

It is not an unprimeable number, because it can be changed into a prime (423588864161) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 2150197182 + ... + 2150197378.

It is an arithmetic number, because the mean of its divisors is an integer number (1727773740).

Almost surely, 2^423588864160 is an apocalyptic number.

423588864160 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 423588864160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (663465116160).

423588864160 is an abundant number, since it is smaller than the sum of its proper divisors (903341368160).

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

423588864160 is a wasteful number, since it uses less digits than its factorization.

423588864160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 409 (or 401 counting only the distinct ones).

The product of its (nonzero) digits is 8847360, while the sum is 55.

The spelling of 423588864160 in words is "four hundred twenty-three billion, five hundred eighty-eight million, eight hundred sixty-four thousand, one hundred sixty".