453312918 has 24 divisors (see below), whose sum is σ = 995635368. Its totient is φ = 149033952.

The previous prime is 453312901. The next prime is 453312929. The reversal of 453312918 is 819213354.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 171180 + ... + 173807.

It is an arithmetic number, because the mean of its divisors is an integer number (41484807).

Almost surely, 2^453312918 is an apocalyptic number.

453312918 is an abundant number, since it is smaller than the sum of its proper divisors (542322450).

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

453312918 is a wasteful number, since it uses less digits than its factorization.

453312918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 345068 (or 345065 counting only the distinct ones).

The product of its digits is 25920, while the sum is 36.

The square root of 453312918 is about 21291.1464698358. The cubic root of 453312918 is about 768.1853698864.

The spelling of 453312918 in words is "four hundred fifty-three million, three hundred twelve thousand, nine hundred eighteen".