423622279080 has 1792 divisors, whose sum is σ = 2005350359040. Its totient is φ = 77598259200.

The previous prime is 423622279051. The next prime is 423622279117. The reversal of 423622279080 is 80972226324.

423622279080 is a `hidden beast` number, since 423 + 62 + 2 + 2 + 7 + 90 + 80 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 447 ways as a sum of consecutive naturals, for example, 671350365 + ... + 671350995.

It is an arithmetic number, because the mean of its divisors is an integer number (1119057120).

Almost surely, 2^423622279080 is an apocalyptic number.

423622279080 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 423622279080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1002675179520).

423622279080 is an abundant number, since it is smaller than the sum of its proper divisors (1581728079960).

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

423622279080 is a wasteful number, since it uses less digits than its factorization.

423622279080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 714 (or 695 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 45.

The spelling of 423622279080 in words is "four hundred twenty-three billion, six hundred twenty-two million, two hundred seventy-nine thousand, eighty".