6331443489764 has 24 divisors (see below), whose sum is σ = 11325100499328. Its totient is φ = 3095811551520.

The previous prime is 6331443489751. The next prime is 6331443489799. The reversal of 6331443489764 is 4679843441336.

It is a junction number, because it is equal to n+sod(n) for n = 6331443489697 and 6331443489706.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13654022 + ... + 14110109.

It is an arithmetic number, because the mean of its divisors is an integer number (471879187472).

Almost surely, 2^{6331443489764} is an apocalyptic number.

It is an amenable number.

6331443489764 is a deficient number, since it is larger than the sum of its proper divisors (4993657009564).

6331443489764 is a wasteful number, since it uses less digits than its factorization.

6331443489764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27765395 (or 27765393 counting only the distinct ones).

The product of its digits is 125411328, while the sum is 62.

The spelling of 6331443489764 in words is "six trillion, three hundred thirty-one billion, four hundred forty-three million, four hundred eighty-nine thousand, seven hundred sixty-four".