716156513 has 4 divisors (see below), whose sum is σ = 739258368. Its totient is φ = 693054660.

The previous prime is 716156503. The next prime is 716156521. The reversal of 716156513 is 315651617.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 315651617 = 19 ⋅16613243.

It is a cyclic number.

It is not a de Polignac number, because 716156513 - 2⁶ = 716156449 is a prime.

It is a super-2 number, since 2×716156513² = 1025760302224638338, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (716156503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11550881 + ... + 11550942.

It is an arithmetic number, because the mean of its divisors is an integer number (184814592).

Almost surely, 2^716156513 is an apocalyptic number.

It is an amenable number.

716156513 is a deficient number, since it is larger than the sum of its proper divisors (23101855).

716156513 is a wasteful number, since it uses less digits than its factorization.

716156513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23101854.

The product of its digits is 18900, while the sum is 35.

The square root of 716156513 is about 26761.1007434298. The cubic root of 716156513 is about 894.6832677609.

The spelling of 716156513 in words is "seven hundred sixteen million, one hundred fifty-six thousand, five hundred thirteen".