455781120 has 144 divisors (see below), whose sum is σ = 1532509440. Its totient is φ = 115126272.

The previous prime is 455781119. The next prime is 455781167. The reversal of 455781120 is 21187554.

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, 69837 + ... + 76083.

Almost surely, 2^455781120 is an apocalyptic number.

455781120 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 455781120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (766254720).

455781120 is an abundant number, since it is smaller than the sum of its proper divisors (1076728320).

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

455781120 is a wasteful number, since it uses less digits than its factorization.

455781120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6290 (or 6276 counting only the distinct ones).

The product of its (nonzero) digits is 11200, while the sum is 33.

The square root of 455781120 is about 21349.0308913543. The cubic root of 455781120 is about 769.5770545096.

The spelling of 455781120 in words is "four hundred fifty-five million, seven hundred eighty-one thousand, one hundred twenty".