6944743641 has 32 divisors (see below), whose sum is σ = 10329182208. Its totient is φ = 4114269440.

The previous prime is 6944743639. The next prime is 6944743649. The reversal of 6944743641 is 1463474496.

It is a cyclic number.

It is not a de Polignac number, because 6944743641 - 2¹ = 6944743639 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6944743649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1513036 + ... + 1517618.

It is an arithmetic number, because the mean of its divisors is an integer number (322786944).

Almost surely, 2^6944743641 is an apocalyptic number.

It is an amenable number.

6944743641 is a deficient number, since it is larger than the sum of its proper divisors (3384438567).

6944743641 is a wasteful number, since it uses less digits than its factorization.

6944743641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5621.

The product of its digits is 1741824, while the sum is 48.

The square root of 6944743641 is about 83335.1284933311. The cubic root of 6944743641 is about 1907.8844700934.

The spelling of 6944743641 in words is "six billion, nine hundred forty-four million, seven hundred forty-three thousand, six hundred forty-one".