455271368644 has 9 divisors (see below), whose sum is σ = 796727256717. Its totient is φ = 227635009584.

The previous prime is 455271368641. The next prime is 455271368681. The reversal of 455271368644 is 446863172554.

The square root of 455271368644 is 674738.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 77193954244 + 378077414400 = 277838^2 + 614880^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (455271368641) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1180792 + ... + 1518160.

Almost surely, 2^455271368644 is an apocalyptic number.

455271368644 is the 674738-th square number.

It is an amenable number.

455271368644 is a deficient number, since it is larger than the sum of its proper divisors (341455888073).

455271368644 is an frugal number, since it uses more digits than its factorization.

455271368644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 674742 (or 337371 counting only the distinct ones).

The product of its digits is 19353600, while the sum is 55.

The spelling of 455271368644 in words is "four hundred fifty-five billion, two hundred seventy-one million, three hundred sixty-eight thousand, six hundred forty-four".