423973896192 has 840 divisors, whose sum is σ = 1588437208512. Its totient is φ = 109884211200.

The previous prime is 423973896169. The next prime is 423973896209. The reversal of 423973896192 is 291698379324.

423973896192 is a `hidden beast` number, since 4 + 2 + 3 + 9 + 7 + 3 + 8 + 9 + 619 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 919682842 + ... + 919683302.

Almost surely, 2^423973896192 is an apocalyptic number.

423973896192 is a gapful number since it is divisible by the number (42) 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 423973896192, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (794218604256).

423973896192 is an abundant number, since it is smaller than the sum of its proper divisors (1164463312320).

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

423973896192 is an frugal number, since it uses more digits than its factorization.

423973896192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 525 (or 484 counting only the distinct ones).

The product of its digits is 35271936, while the sum is 63.

The spelling of 423973896192 in words is "four hundred twenty-three billion, nine hundred seventy-three million, eight hundred ninety-six thousand, one hundred ninety-two".