728746835882338 has 192 divisors, whose sum is σ = 1421555667840000. Its totient is φ = 277386837590016.

The previous prime is 728746835882297. The next prime is 728746835882357. The reversal of 728746835882338 is 833288538647827.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 13154484763 + ... + 13154540161.

It is an arithmetic number, because the mean of its divisors is an integer number (7403935770000).

Almost surely, 2^{728746835882338} is an apocalyptic number.

728746835882338 is a deficient number, since it is larger than the sum of its proper divisors (692808831957662).

728746835882338 is a wasteful number, since it uses less digits than its factorization.

728746835882338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56689 (or 56682 counting only the distinct ones).

The product of its digits is 20808990720, while the sum is 82.

The spelling of 728746835882338 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-eight".