453145740 has 48 divisors (see below), whose sum is σ = 1271219712. Its totient is φ = 120609216.

The previous prime is 453145733. The next prime is 453145769. The reversal of 453145740 is 47541354.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25917 + ... + 39723.

It is an arithmetic number, because the mean of its divisors is an integer number (26483744).

Almost surely, 2^453145740 is an apocalyptic number.

It is an amenable number.

453145740 is an abundant number, since it is smaller than the sum of its proper divisors (818073972).

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

453145740 is a wasteful number, since it uses less digits than its factorization.

453145740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14366 (or 14364 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 33.

The square root of 453145740 is about 21287.2201097278. The cubic root of 453145740 is about 768.0909248360.

The spelling of 453145740 in words is "four hundred fifty-three million, one hundred forty-five thousand, seven hundred forty".