6744968947 has 2 divisors, whose sum is σ = 6744968948. Its totient is φ = 6744968946.

The previous prime is 6744968927. The next prime is 6744968959. The reversal of 6744968947 is 7498694476.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6744968947 - 2¹⁹ = 6744444659 is a prime.

It is not a weakly prime, because it can be changed into another prime (6744968927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3372484473 + 3372484474.

It is an arithmetic number, because the mean of its divisors is an integer number (3372484474).

Almost surely, 2^6744968947 is an apocalyptic number.

6744968947 is a deficient number, since it is larger than the sum of its proper divisors (1).

6744968947 is an equidigital number, since it uses as much as digits as its factorization.

6744968947 is an evil number, because the sum of its binary digits is even.

The product of its digits is 73156608, while the sum is 64.

The square root of 6744968947 is about 82127.7599049189. The cubic root of 6744968947 is about 1889.4119226150.

The spelling of 6744968947 in words is "six billion, seven hundred forty-four million, nine hundred sixty-eight thousand, nine hundred forty-seven".