452646565 has 12 divisors (see below), whose sum is σ = 631857996. Its totient is φ = 310386048.

The previous prime is 452646511. The next prime is 452646611. The reversal of 452646565 is 565646254.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 87721956 + 364924609 = 9366^2 + 19103^2 .

It is a de Polignac number, because none of the positive numbers 2^k-452646565 is a prime.

It is a congruent number.

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, 923524 + ... + 924013.

It is an arithmetic number, because the mean of its divisors is an integer number (52654833).

Almost surely, 2^452646565 is an apocalyptic number.

It is an amenable number.

452646565 is a deficient number, since it is larger than the sum of its proper divisors (179211431).

452646565 is a wasteful number, since it uses less digits than its factorization.

452646565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1847556 (or 1847549 counting only the distinct ones).

The product of its digits is 864000, while the sum is 43.

The square root of 452646565 is about 21275.4921212178. The cubic root of 452646565 is about 767.8087840693.

The spelling of 452646565 in words is "four hundred fifty-two million, six hundred forty-six thousand, five hundred sixty-five".