450461872320 has 56 divisors (see below), whose sum is σ = 1430216447664. Its totient is φ = 120123165696.

The previous prime is 450461872313. The next prime is 450461872403. The reversal of 450461872320 is 23278164054.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 234614599 + ... + 234616518.

Almost surely, 2^450461872320 is an apocalyptic number.

450461872320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

450461872320 is an abundant number, since it is smaller than the sum of its proper divisors (979754575344).

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

450461872320 is a wasteful number, since it uses less digits than its factorization.

450461872320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 469231137 (or 469231127 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 42.

The spelling of 450461872320 in words is "four hundred fifty billion, four hundred sixty-one million, eight hundred seventy-two thousand, three hundred twenty".