455145450 has 48 divisors (see below), whose sum is σ = 1150078176. Its totient is φ = 119080000.

The previous prime is 455145443. The next prime is 455145487. The reversal of 455145450 is 54541554.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20676 + ... + 36575.

It is an arithmetic number, because the mean of its divisors is an integer number (23959962).

Almost surely, 2^455145450 is an apocalyptic number.

455145450 is an abundant number, since it is smaller than the sum of its proper divisors (694932726).

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

455145450 is a wasteful number, since it uses less digits than its factorization.

455145450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57319 (or 57314 counting only the distinct ones).

The product of its (nonzero) digits is 40000, while the sum is 33.

The square root of 455145450 is about 21334.1381358610. The cubic root of 455145450 is about 769.2191161440.

The spelling of 455145450 in words is "four hundred fifty-five million, one hundred forty-five thousand, four hundred fifty".