455447553 has 16 divisors (see below), whose sum is σ = 664070400. Its totient is φ = 275361680.

The previous prime is 455447521. The next prime is 455447593. The reversal of 455447553 is 355744554.

It is not a de Polignac number, because 455447553 - 2⁵ = 455447521 is a prime.

It is not an unprimeable number, because it can be changed into a prime (455447593) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2643 + ... + 30296.

It is an arithmetic number, because the mean of its divisors is an integer number (41504400).

Almost surely, 2^455447553 is an apocalyptic number.

It is an amenable number.

455447553 is a deficient number, since it is larger than the sum of its proper divisors (208622847).

455447553 is a wasteful number, since it uses less digits than its factorization.

455447553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33372.

The product of its digits is 840000, while the sum is 42.

The square root of 455447553 is about 21341.2172333258. The cubic root of 455447553 is about 769.3892683497.

The spelling of 455447553 in words is "four hundred fifty-five million, four hundred forty-seven thousand, five hundred fifty-three".