727949916959 has 2 divisors, whose sum is σ = 727949916960. Its totient is φ = 727949916958.

The previous prime is 727949916949. The next prime is 727949916971. The reversal of 727949916959 is 959619949727.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 727949916959 - 2⁸ = 727949916703 is a prime.

It is a super-2 number, since 2×727949916959² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 727949916959.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (727949916949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 363974958479 + 363974958480.

It is an arithmetic number, because the mean of its divisors is an integer number (363974958480).

Almost surely, 2^727949916959 is an apocalyptic number.

727949916959 is a deficient number, since it is larger than the sum of its proper divisors (1).

727949916959 is an equidigital number, since it uses as much as digits as its factorization.

727949916959 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 694416240, while the sum is 77.

The spelling of 727949916959 in words is "seven hundred twenty-seven billion, nine hundred forty-nine million, nine hundred sixteen thousand, nine hundred fifty-nine".