7648788878579 has 2 divisors, whose sum is σ = 7648788878580. Its totient is φ = 7648788878578.

The previous prime is 7648788878567. The next prime is 7648788878641. The reversal of 7648788878579 is 9758788878467.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7648788878579 is a prime.

It is not a weakly prime, because it can be changed into another prime (7648782878579) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3824394439289 + 3824394439290.

It is an arithmetic number, because the mean of its divisors is an integer number (3824394439290).

Almost surely, 2^{7648788878579} is an apocalyptic number.

7648788878579 is a deficient number, since it is larger than the sum of its proper divisors (1).

7648788878579 is an equidigital number, since it uses as much as digits as its factorization.

7648788878579 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 84970045440, while the sum is 92.

The spelling of 7648788878579 in words is "seven trillion, six hundred forty-eight billion, seven hundred eighty-eight million, eight hundred seventy-eight thousand, five hundred seventy-nine".