453444144 has 40 divisors (see below), whose sum is σ = 1172625840. Its totient is φ = 150989568.

The previous prime is 453444137. The next prime is 453444169. The reversal of 453444144 is 441444354.

It is a super-2 number, since 2×453444144² = 411223183455785472, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46894 + ... + 55730.

It is an arithmetic number, because the mean of its divisors is an integer number (29315646).

Almost surely, 2^453444144 is an apocalyptic number.

It is an amenable number.

453444144 is an abundant number, since it is smaller than the sum of its proper divisors (719181696).

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

453444144 is a wasteful number, since it uses less digits than its factorization.

453444144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9917 (or 9911 counting only the distinct ones).

The product of its digits is 61440, while the sum is 33.

The square root of 453444144 is about 21294.2279503156. The cubic root of 453444144 is about 768.2594880534.

Adding to 453444144 its reverse (441444354), we get a palindrome (894888498).

The spelling of 453444144 in words is "four hundred fifty-three million, four hundred forty-four thousand, one hundred forty-four".