445333382769 has 64 divisors (see below), whose sum is σ = 668314967040. Its totient is φ = 261495717120.

The previous prime is 445333382723. The next prime is 445333382777. The reversal of 445333382769 is 967283333544.

It is not a de Polignac number, because 445333382769 - 2¹¹ = 445333380721 is a prime.

It is a super-2 number, since 2×445333382769² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (445333382569) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 42019179 + ... + 42029775.

It is an arithmetic number, because the mean of its divisors is an integer number (10442421360).

Almost surely, 2^445333382769 is an apocalyptic number.

It is an amenable number.

445333382769 is a deficient number, since it is larger than the sum of its proper divisors (222981584271).

445333382769 is a wasteful number, since it uses less digits than its factorization.

445333382769 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10990.

The product of its digits is 39191040, while the sum is 57.

The spelling of 445333382769 in words is "four hundred forty-five billion, three hundred thirty-three million, three hundred eighty-two thousand, seven hundred sixty-nine".