455330378880 has 384 divisors, whose sum is σ = 1698467883840. Its totient is φ = 111736627200.

The previous prime is 455330378843. The next prime is 455330378911. The reversal of 455330378880 is 88873033554.

455330378880 is a `hidden beast` number, since 4 + 553 + 3 + 0 + 3 + 7 + 8 + 8 + 80 = 666.

It is a tau number, because it is divible by the number of its divisors (384).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 24776095 + ... + 24794465.

Almost surely, 2^455330378880 is an apocalyptic number.

455330378880 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 455330378880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (849233941920).

455330378880 is an abundant number, since it is smaller than the sum of its proper divisors (1243137504960).

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

455330378880 is a wasteful number, since it uses less digits than its factorization.

455330378880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18740 (or 18725 counting only the distinct ones).

The product of its (nonzero) digits is 9676800, while the sum is 54.

The spelling of 455330378880 in words is "four hundred fifty-five billion, three hundred thirty million, three hundred seventy-eight thousand, eight hundred eighty".