455521120 has 48 divisors (see below), whose sum is σ = 1139479488. Its totient is φ = 171489280.

The previous prime is 455521091. The next prime is 455521139. The reversal of 455521120 is 21125554.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81016 + ... + 86455.

It is an arithmetic number, because the mean of its divisors is an integer number (23739156).

Almost surely, 2^455521120 is an apocalyptic number.

455521120 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

455521120 is an abundant number, since it is smaller than the sum of its proper divisors (683958368).

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

455521120 is a wasteful number, since it uses less digits than its factorization.

455521120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167503 (or 167495 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 25.

The square root of 455521120 is about 21342.9407533264. The cubic root of 455521120 is about 769.4306917896.

Adding to 455521120 its reverse (21125554), we get a palindrome (476646674).

The spelling of 455521120 in words is "four hundred fifty-five million, five hundred twenty-one thousand, one hundred twenty".