453469878 has 24 divisors (see below), whose sum is σ = 989118000. Its totient is φ = 150141264.

The previous prime is 453469867. The next prime is 453469889. The reversal of 453469878 is 878964354.

It is an interprime number because it is at equal distance from previous prime (453469867) and next prime (453469889).

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 81858 + ... + 87221.

It is an arithmetic number, because the mean of its divisors is an integer number (41213250).

Almost surely, 2^453469878 is an apocalyptic number.

453469878 is an abundant number, since it is smaller than the sum of its proper divisors (535648122).

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

453469878 is a wasteful number, since it uses less digits than its factorization.

453469878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169236 (or 169233 counting only the distinct ones).

The product of its digits is 5806080, while the sum is 54.

The square root of 453469878 is about 21294.8321899939. The cubic root of 453469878 is about 768.2740212772.

The spelling of 453469878 in words is "four hundred fifty-three million, four hundred sixty-nine thousand, eight hundred seventy-eight".