445756799 has 2 divisors, whose sum is σ = 445756800. Its totient is φ = 445756798.

The previous prime is 445756783. The next prime is 445756811. The reversal of 445756799 is 997657544.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 445756799 - 2⁴ = 445756783 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (445756769) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222878399 + 222878400.

It is an arithmetic number, because the mean of its divisors is an integer number (222878400).

Almost surely, 2^445756799 is an apocalyptic number.

445756799 is a deficient number, since it is larger than the sum of its proper divisors (1).

445756799 is an equidigital number, since it uses as much as digits as its factorization.

445756799 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9525600, while the sum is 56.

The square root of 445756799 is about 21112.9533462280. The cubic root of 445756799 is about 763.8932257378.

The spelling of 445756799 in words is "four hundred forty-five million, seven hundred fifty-six thousand, seven hundred ninety-nine".