715728587215 has 8 divisors (see below), whose sum is σ = 860189583168. Its totient is φ = 571706017440.

The previous prime is 715728587191. The next prime is 715728587243. The reversal of 715728587215 is 512785827517.

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

It is not a de Polignac number, because 715728587215 - 2¹⁷ = 715728456143 is a prime.

It is a super-2 number, since 2×715728587215² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 715728587215.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 109602951 + ... + 109609480.

It is an arithmetic number, because the mean of its divisors is an integer number (107523697896).

Almost surely, 2^715728587215 is an apocalyptic number.

715728587215 is a deficient number, since it is larger than the sum of its proper divisors (144460995953).

715728587215 is a wasteful number, since it uses less digits than its factorization.

715728587215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219213089.

The product of its digits is 10976000, while the sum is 58.

The spelling of 715728587215 in words is "seven hundred fifteen billion, seven hundred twenty-eight million, five hundred eighty-seven thousand, two hundred fifteen".