455543791872 has 216 divisors, whose sum is σ = 1338344908992. Its totient is φ = 136743567360.

The previous prime is 455543791811. The next prime is 455543791877. The reversal of 455543791872 is 278197345554.

It is not an unprimeable number, because it can be changed into a prime (455543791877) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16769533 + ... + 16796675.

Almost surely, 2^455543791872 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 455543791872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (669172454496).

455543791872 is an abundant number, since it is smaller than the sum of its proper divisors (882801117120).

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

455543791872 is a wasteful number, since it uses less digits than its factorization.

455543791872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27257 (or 27202 counting only the distinct ones).

The product of its digits is 42336000, while the sum is 60.

The spelling of 455543791872 in words is "four hundred fifty-five billion, five hundred forty-three million, seven hundred ninety-one thousand, eight hundred seventy-two".