728746835882336 has 24 divisors (see below), whose sum is σ = 1441519955588664. Its totient is φ = 362646529701120.

The previous prime is 728746835882297. The next prime is 728746835882357. The reversal of 728746835882336 is 633288538647827.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53965250645 + ... + 53965264148.

It is an arithmetic number, because the mean of its divisors is an integer number (60063331482861).

Almost surely, 2^{728746835882336} is an apocalyptic number.

It is an amenable number.

728746835882336 is a deficient number, since it is larger than the sum of its proper divisors (712773119706328).

728746835882336 is a wasteful number, since it uses less digits than its factorization.

728746835882336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107930515014 (or 107930515006 counting only the distinct ones).

The product of its digits is 15606743040, while the sum is 80.

The spelling of 728746835882336 in words is "seven hundred twenty-eight trillion, seven hundred forty-six billion, eight hundred thirty-five million, eight hundred eighty-two thousand, three hundred thirty-six".