728708469799 has 2 divisors, whose sum is σ = 728708469800. Its totient is φ = 728708469798.

The previous prime is 728708469763. The next prime is 728708469883. The reversal of 728708469799 is 997964807827.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 728708469799 - 2²³ = 728700081191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (728708469719) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 364354234899 + 364354234900.

It is an arithmetic number, because the mean of its divisors is an integer number (364354234900).

Almost surely, 2^728708469799 is an apocalyptic number.

728708469799 is a deficient number, since it is larger than the sum of its proper divisors (1).

728708469799 is an equidigital number, since it uses as much as digits as its factorization.

728708469799 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 768144384, while the sum is 76.

The spelling of 728708469799 in words is "seven hundred twenty-eight billion, seven hundred eight million, four hundred sixty-nine thousand, seven hundred ninety-nine".