451551355554504 has 32 divisors (see below), whose sum is σ = 1131327148976640. Its totient is φ = 150190617172800.

The previous prime is 451551355554493. The next prime is 451551355554601. The reversal of 451551355554504 is 405455553155154.

It is a super-2 number, since 2×451551355554504² (a number of 30 digits) 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, 20406322792 + ... + 20406344919.

It is an arithmetic number, because the mean of its divisors is an integer number (35353973405520).

Almost surely, 2^{451551355554504} is an apocalyptic number.

It is an amenable number.

451551355554504 is an abundant number, since it is smaller than the sum of its proper divisors (679775793422136).

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

451551355554504 is a wasteful number, since it uses less digits than its factorization.

451551355554504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40812668181 (or 40812668177 counting only the distinct ones).

The product of its (nonzero) digits is 75000000, while the sum is 57.

The spelling of 451551355554504 in words is "four hundred fifty-one trillion, five hundred fifty-one billion, three hundred fifty-five million, five hundred fifty-four thousand, five hundred four".