6744043331 has 16 divisors (see below), whose sum is σ = 7307731200. Its totient is φ = 6203016288.

The previous prime is 6744043297. The next prime is 6744043367. The reversal of 6744043331 is 1333404476.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6744043331 is a prime.

It is a super-2 number, since 2×6744043331² = 90964240900811151122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6744043291 and 6744043300.

It is not an unprimeable number, because it can be changed into a prime (6744043231) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 111725 + ... + 161153.

It is an arithmetic number, because the mean of its divisors is an integer number (456733200).

Almost surely, 2^6744043331 is an apocalyptic number.

6744043331 is a deficient number, since it is larger than the sum of its proper divisors (563687869).

6744043331 is a wasteful number, since it uses less digits than its factorization.

6744043331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49658.

The product of its (nonzero) digits is 72576, while the sum is 35.

The square root of 6744043331 is about 82122.1244915157. The cubic root of 6744043331 is about 1889.3254902965.

The spelling of 6744043331 in words is "six billion, seven hundred forty-four million, forty-three thousand, three hundred thirty-one".