423450276992 has 72 divisors (see below), whose sum is σ = 852799267515. Its totient is φ = 209439182848.

The previous prime is 423450276989. The next prime is 423450277021. The reversal of 423450276992 is 299672054324.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 5 ways, for example, as 87393549376 + 336056727616 = 295624^2 + 579704^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=460136.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 831925634 + ... + 831926142.

Almost surely, 2^423450276992 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 423450276992

423450276992 is an abundant number, since it is smaller than the sum of its proper divisors (429348990523).

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

423450276992 is an frugal number, since it uses more digits than its factorization.

423450276992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1258 (or 624 counting only the distinct ones).

The product of its (nonzero) digits is 6531840, while the sum is 53.

The spelling of 423450276992 in words is "four hundred twenty-three billion, four hundred fifty million, two hundred seventy-six thousand, nine hundred ninety-two".