716988889627 has 2 divisors, whose sum is σ = 716988889628. Its totient is φ = 716988889626.

The previous prime is 716988889601. The next prime is 716988889633. The reversal of 716988889627 is 726988889617.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-716988889627 is a prime.

It is not a weakly prime, because it can be changed into another prime (716988880627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 358494444813 + 358494444814.

It is an arithmetic number, because the mean of its divisors is an integer number (358494444814).

Almost surely, 2^716988889627 is an apocalyptic number.

716988889627 is a deficient number, since it is larger than the sum of its proper divisors (1).

716988889627 is an equidigital number, since it uses as much as digits as its factorization.

716988889627 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1170505728, while the sum is 79.

The spelling of 716988889627 in words is "seven hundred sixteen billion, nine hundred eighty-eight million, eight hundred eighty-nine thousand, six hundred twenty-seven".