455044521 has 16 divisors (see below), whose sum is σ = 618393600. Its totient is φ = 297552528.

The previous prime is 455044519. The next prime is 455044531. The reversal of 455044521 is 125440554.

It is not a de Polignac number, because 455044521 - 2¹ = 455044519 is a prime.

It is not an unprimeable number, because it can be changed into a prime (455044511) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 83560 + ... + 88838.

It is an arithmetic number, because the mean of its divisors is an integer number (38649600).

Almost surely, 2^455044521 is an apocalyptic number.

It is an amenable number.

455044521 is a deficient number, since it is larger than the sum of its proper divisors (163349079).

455044521 is a wasteful number, since it uses less digits than its factorization.

455044521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5828.

The product of its (nonzero) digits is 16000, while the sum is 30.

The square root of 455044521 is about 21331.7725705109. The cubic root of 455044521 is about 769.1622535480.

The spelling of 455044521 in words is "four hundred fifty-five million, forty-four thousand, five hundred twenty-one".