455261320 has 32 divisors (see below), whose sum is σ = 1052026200. Its totient is φ = 177182208.

The previous prime is 455261311. The next prime is 455261321. The reversal of 455261320 is 23162554.

It can be written as a sum of positive squares in 4 ways, for example, as 366109956 + 89151364 = 19134^2 + 9442^2 .

It is not an unprimeable number, because it can be changed into a prime (455261321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 152325 + ... + 155284.

Almost surely, 2^455261320 is an apocalyptic number.

455261320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

455261320 is an abundant number, since it is smaller than the sum of its proper divisors (596764880).

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

455261320 is a wasteful number, since it uses less digits than its factorization.

455261320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 307657 (or 307653 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 455261320 is about 21336.8535637287. The cubic root of 455261320 is about 769.2843860166.

The spelling of 455261320 in words is "four hundred fifty-five million, two hundred sixty-one thousand, three hundred twenty".