451763254432464 has 80 divisors (see below), whose sum is σ = 1256902323977664. Its totient is φ = 138995917977600.

The previous prime is 451763254432417. The next prime is 451763254432481. The reversal of 451763254432464 is 464234452367154.

It is a super-2 number, since 2×451763254432464² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 451763254432398 and 451763254432407.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10608702 + ... + 31875869.

Almost surely, 2^{451763254432464} is an apocalyptic number.

It is an amenable number.

451763254432464 is an abundant number, since it is smaller than the sum of its proper divisors (805139069545200).

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

451763254432464 is a wasteful number, since it uses less digits than its factorization.

451763254432464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42501636 (or 42501630 counting only the distinct ones).

The product of its digits is 232243200, while the sum is 60.

The spelling of 451763254432464 in words is "four hundred fifty-one trillion, seven hundred sixty-three billion, two hundred fifty-four million, four hundred thirty-two thousand, four hundred sixty-four".