6445231322049 has 32 divisors (see below), whose sum is σ = 10339802345600. Its totient is φ = 3944382920640.

The previous prime is 6445231322041. The next prime is 6445231322051. The reversal of 6445231322049 is 9402231325446.

6445231322049 is a `hidden beast` number, since 6 + 4 + 452 + 3 + 132 + 20 + 49 = 666.

It is not a de Polignac number, because 6445231322049 - 2³ = 6445231322041 is a prime.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 6445231321995 and 6445231322013.

It is not an unprimeable number, because it can be changed into a prime (6445231322041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 50661559 + ... + 50788620.

It is an arithmetic number, because the mean of its divisors is an integer number (323118823300).

Almost surely, 2^{6445231322049} is an apocalyptic number.

It is an amenable number.

6445231322049 is a deficient number, since it is larger than the sum of its proper divisors (3894571023551).

6445231322049 is a wasteful number, since it uses less digits than its factorization.

6445231322049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101450382 (or 101450376 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 45.

The spelling of 6445231322049 in words is "six trillion, four hundred forty-five billion, two hundred thirty-one million, three hundred twenty-two thousand, forty-nine".