716016521617 has 8 divisors (see below), whose sum is σ = 716876203680. Its totient is φ = 715157214240.

The previous prime is 716016521603. The next prime is 716016521629. The reversal of 716016521617 is 716125610617.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-716016521617 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (716016521117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3828634 + ... + 4011292.

It is an arithmetic number, because the mean of its divisors is an integer number (89609525460).

Almost surely, 2^716016521617 is an apocalyptic number.

It is an amenable number.

716016521617 is a deficient number, since it is larger than the sum of its proper divisors (859682063).

716016521617 is a wasteful number, since it uses less digits than its factorization.

716016521617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187343.

The product of its (nonzero) digits is 105840, while the sum is 43.

The spelling of 716016521617 in words is "seven hundred sixteen billion, sixteen million, five hundred twenty-one thousand, six hundred seventeen".