455565544 has 48 divisors (see below), whose sum is σ = 1003971780. Its totient is φ = 193213440.

The previous prime is 455565533. The next prime is 455565559. The reversal of 455565544 is 445565554.

It can be written as a sum of positive squares in 2 ways, for example, as 421809444 + 33756100 = 20538^2 + 5810^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 455565544.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 32034 + ... + 44014.

Almost surely, 2^455565544 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 455565544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (501985890).

455565544 is an abundant number, since it is smaller than the sum of its proper divisors (548406236).

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

455565544 is a wasteful number, since it uses less digits than its factorization.

455565544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12098 (or 12087 counting only the distinct ones).

The product of its digits is 1200000, while the sum is 43.

The square root of 455565544 is about 21343.9814467685. The cubic root of 455565544 is about 769.4557034934.

The spelling of 455565544 in words is "four hundred fifty-five million, five hundred sixty-five thousand, five hundred forty-four".