7996446947 has 2 divisors, whose sum is σ = 7996446948. Its totient is φ = 7996446946.

The previous prime is 7996446929. The next prime is 7996446967. The reversal of 7996446947 is 7496446997.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 7996446947 - 2⁸ = 7996446691 is a prime.

It is not a weakly prime, because it can be changed into another prime (7996446967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3998223473 + 3998223474.

It is an arithmetic number, because the mean of its divisors is an integer number (3998223474).

Almost surely, 2^7996446947 is an apocalyptic number.

7996446947 is a deficient number, since it is larger than the sum of its proper divisors (1).

7996446947 is an equidigital number, since it uses as much as digits as its factorization.

7996446947 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 82301184, while the sum is 65.

The square root of 7996446947 is about 89422.8547240581. The cubic root of 7996446947 is about 1999.7038684052.

The spelling of 7996446947 in words is "seven billion, nine hundred ninety-six million, four hundred forty-six thousand, nine hundred forty-seven".