452431673536 has 42 divisors (see below), whose sum is σ = 945095419940. Its totient is φ = 214298629632.

The previous prime is 452431673531. The next prime is 452431673581. The reversal of 452431673536 is 635376134254.

It is a self number, because there is not a number n which added to its sum of digits gives 452431673536.

It is not an unprimeable number, because it can be changed into a prime (452431673531) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 23445780 + ... + 23465068.

Almost surely, 2^452431673536 is an apocalyptic number.

It is an amenable number.

452431673536 is an abundant number, since it is smaller than the sum of its proper divisors (492663746404).

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

452431673536 is an frugal number, since it uses more digits than its factorization.

452431673536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38609 (or 19310 counting only the distinct ones).

The product of its digits is 5443200, while the sum is 49.

The spelling of 452431673536 in words is "four hundred fifty-two billion, four hundred thirty-one million, six hundred seventy-three thousand, five hundred thirty-six".