455871872 has 16 divisors (see below), whose sum is σ = 908182500. Its totient is φ = 227935872.

The previous prime is 455871863. The next prime is 455871887. The reversal of 455871872 is 278178554.

It is a tau number, because it is divible by the number of its divisors (16).

It is a congruent number.

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, 1780622 + ... + 1780877.

Almost surely, 2^455871872 is an apocalyptic number.

It is an amenable number.

455871872 is a deficient number, since it is larger than the sum of its proper divisors (452310628).

455871872 is an equidigital number, since it uses as much as digits as its factorization.

455871872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3561513 (or 3561501 counting only the distinct ones).

The product of its digits is 627200, while the sum is 47.

The square root of 455871872 is about 21351.1562216195. The cubic root of 455871872 is about 769.6281287489.

The spelling of 455871872 in words is "four hundred fifty-five million, eight hundred seventy-one thousand, eight hundred seventy-two".