454907812992 has 256 divisors, whose sum is σ = 1257667931520. Its totient is φ = 145580359680.

The previous prime is 454907812969. The next prime is 454907813039. The reversal of 454907812992 is 299218709454.

It is a super-2 number, since 2×454907812992² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 440374908 + ... + 440375940.

Almost surely, 2^454907812992 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 454907812992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (628833965760).

454907812992 is an abundant number, since it is smaller than the sum of its proper divisors (802760118528).

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

454907812992 is a wasteful number, since it uses less digits than its factorization.

454907812992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1511 (or 1499 counting only the distinct ones).

The product of its (nonzero) digits is 13063680, while the sum is 60.

The spelling of 454907812992 in words is "four hundred fifty-four billion, nine hundred seven million, eight hundred twelve thousand, nine hundred ninety-two".