728323593115 has 4 divisors (see below), whose sum is σ = 873988311744. Its totient is φ = 582658874488.

The previous prime is 728323593103. The next prime is 728323593121. The reversal of 728323593115 is 511395323827.

728323593115 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 511395323827 = 59 ⋅8667717353.

It is a cyclic number.

It is not a de Polignac number, because 728323593115 - 2⁷ = 728323592987 is a prime.

It is a Duffinian 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, 72832359307 + ... + 72832359316.

It is an arithmetic number, because the mean of its divisors is an integer number (218497077936).

Almost surely, 2^728323593115 is an apocalyptic number.

728323593115 is a deficient number, since it is larger than the sum of its proper divisors (145664718629).

728323593115 is a wasteful number, since it uses less digits than its factorization.

728323593115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145664718628.

The product of its digits is 1360800, while the sum is 49.

The spelling of 728323593115 in words is "seven hundred twenty-eight billion, three hundred twenty-three million, five hundred ninety-three thousand, one hundred fifteen".