728736728614 has 16 divisors (see below), whose sum is σ = 1093717497600. Its totient is φ = 364164292800.

The previous prime is 728736728581. The next prime is 728736728623. The reversal of 728736728614 is 416827637827.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30680827 + ... + 30704569.

It is an arithmetic number, because the mean of its divisors is an integer number (68357343600).

Almost surely, 2^728736728614 is an apocalyptic number.

728736728614 is a deficient number, since it is larger than the sum of its proper divisors (364980768986).

728736728614 is a wasteful number, since it uses less digits than its factorization.

728736728614 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31695.

The product of its digits is 37933056, while the sum is 61.

The spelling of 728736728614 in words is "seven hundred twenty-eight billion, seven hundred thirty-six million, seven hundred twenty-eight thousand, six hundred fourteen".