728708469782 has 8 divisors (see below), whose sum is σ = 1095152692296. Its totient is φ = 363657572352.

The previous prime is 728708469763. The next prime is 728708469799. The reversal of 728708469782 is 287964807827.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 348329963 + ... + 348332054.

It is an arithmetic number, because the mean of its divisors is an integer number (136894086537).

Almost surely, 2^728708469782 is an apocalyptic number.

728708469782 is a deficient number, since it is larger than the sum of its proper divisors (366444222514).

728708469782 is a wasteful number, since it uses less digits than its factorization.

728708469782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 696662542.

The product of its (nonzero) digits is 151732224, while the sum is 68.

The spelling of 728708469782 in words is "seven hundred twenty-eight billion, seven hundred eight million, four hundred sixty-nine thousand, seven hundred eighty-two".