451042855870 has 8 divisors (see below), whose sum is σ = 811877140584. Its totient is φ = 180417142344.

The previous prime is 451042855867. The next prime is 451042855891. The reversal of 451042855870 is 78558240154.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22552142784 + ... + 22552142803.

It is an arithmetic number, because the mean of its divisors is an integer number (101484642573).

Almost surely, 2^451042855870 is an apocalyptic number.

451042855870 is a deficient number, since it is larger than the sum of its proper divisors (360834284714).

451042855870 is a wasteful number, since it uses less digits than its factorization.

451042855870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45104285594.

The product of its (nonzero) digits is 1792000, while the sum is 49.

The spelling of 451042855870 in words is "four hundred fifty-one billion, forty-two million, eight hundred fifty-five thousand, eight hundred seventy".