453969988 has 6 divisors (see below), whose sum is σ = 794447486. Its totient is φ = 226984992.

The previous prime is 453969979. The next prime is 453970003. The reversal of 453969988 is 889969354.

It can be written as a sum of positive squares in only one way, i.e., 300259584 + 153710404 = 17328^2 + 12398^2 .

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 as a sum of consecutive naturals, namely, 56746245 + ... + 56746252.

Almost surely, 2^453969988 is an apocalyptic number.

It is an amenable number.

453969988 is a deficient number, since it is larger than the sum of its proper divisors (340477498).

453969988 is a wasteful number, since it uses less digits than its factorization.

453969988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113492501 (or 113492499 counting only the distinct ones).

The product of its digits is 16796160, while the sum is 61.

The square root of 453969988 is about 21306.5714745475. The cubic root of 453969988 is about 768.5563482699.

The spelling of 453969988 in words is "four hundred fifty-three million, nine hundred sixty-nine thousand, nine hundred eighty-eight".