244455453 has 24 divisors (see below), whose sum is σ = 388405056. Its totient is φ = 148147560.

The previous prime is 244455443. The next prime is 244455457. The reversal of 244455453 is 354554442.

It is a de Polignac number, because none of the positive numbers 2^k-244455453 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (244455457) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1776 + ... + 22182.

It is an arithmetic number, because the mean of its divisors is an integer number (16183544).

Almost surely, 2^244455453 is an apocalyptic number.

It is an amenable number.

244455453 is a deficient number, since it is larger than the sum of its proper divisors (143949603).

244455453 is a wasteful number, since it uses less digits than its factorization.

244455453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20446 (or 20421 counting only the distinct ones).

The product of its digits is 192000, while the sum is 36.

The square root of 244455453 is about 15635.0712502374. The cubic root of 244455453 is about 625.2685378300.

The spelling of 244455453 in words is "two hundred forty-four million, four hundred fifty-five thousand, four hundred fifty-three".