423182799990720 has 4536 divisors, whose sum is σ = 1990788035706288. Its totient is φ = 82251472343040.

The previous prime is 423182799990673. The next prime is 423182799990737. The reversal of 423182799990720 is 27099997281324.

423182799990720 is a `hidden beast` number, since 4 + 2 + 318 + 2 + 79 + 99 + 90 + 72 + 0 = 666.

It is a super-2 number, since 2×423182799990720² (a number of 30 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 647 ways as a sum of consecutive naturals, for example, 5356744303641 + ... + 5356744303719.

It is an arithmetic number, because the mean of its divisors is an integer number (438886251258).

Almost surely, 2^{423182799990720} is an apocalyptic number.

423182799990720 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 423182799990720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (995394017853144).

423182799990720 is an abundant number, since it is smaller than the sum of its proper divisors (1567605235715568).

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

423182799990720 is a wasteful number, since it uses less digits than its factorization.

423182799990720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266 (or 126 counting only the distinct ones).

The product of its (nonzero) digits is 246903552, while the sum is 72.

The spelling of 423182799990720 in words is "four hundred twenty-three trillion, one hundred eighty-two billion, seven hundred ninety-nine million, nine hundred ninety thousand, seven hundred twenty".