4452457065 has 32 divisors (see below), whose sum is σ = 8171953920. Its totient is φ = 2027829504.

The previous prime is 4452457021. The next prime is 4452457069. The reversal of 4452457065 is 5607542544.

It is not a de Polignac number, because 4452457065 - 2¹⁵ = 4452424297 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4452457069) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 50574 + ... + 107063.

It is an arithmetic number, because the mean of its divisors is an integer number (255373560).

Almost surely, 2^4452457065 is an apocalyptic number.

It is an amenable number.

4452457065 is a deficient number, since it is larger than the sum of its proper divisors (3719496855).

4452457065 is a wasteful number, since it uses less digits than its factorization.

4452457065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157921.

The product of its (nonzero) digits is 672000, while the sum is 42.

The square root of 4452457065 is about 66726.7342599651. The cubic root of 4452457065 is about 1645.1288307992.

The spelling of 4452457065 in words is "four billion, four hundred fifty-two million, four hundred fifty-seven thousand, sixty-five".