453972768 has 24 divisors (see below), whose sum is σ = 1191678768. Its totient is φ = 151324224.

The previous prime is 453972763. The next prime is 453972821. The reversal of 453972768 is 867279354.

It is a tau number, because it is divible by the number of its divisors (24).

It is a self number, because there is not a number n which added to its sum of digits gives 453972768.

It is not an unprimeable number, because it can be changed into a prime (453972763) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2364346 + ... + 2364537.

It is an arithmetic number, because the mean of its divisors is an integer number (49653282).

Almost surely, 2^453972768 is an apocalyptic number.

453972768 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

453972768 is an abundant number, since it is smaller than the sum of its proper divisors (737706000).

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

453972768 is a wasteful number, since it uses less digits than its factorization.

453972768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4728896 (or 4728888 counting only the distinct ones).

The product of its digits is 2540160, while the sum is 51.

The square root of 453972768 is about 21306.6367125363. The cubic root of 453972768 is about 768.5579170831.

The spelling of 453972768 in words is "four hundred fifty-three million, nine hundred seventy-two thousand, seven hundred sixty-eight".