716716331 has 4 divisors (see below), whose sum is σ = 716771472. Its totient is φ = 716661192.

The previous prime is 716716321. The next prime is 716716369. The reversal of 716716331 is 133617617.

716716331 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 a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 133617617 = 7 ⋅19088231.

It is a cyclic number.

It is not a de Polignac number, because 716716331 - 2¹⁸ = 716454187 is a prime.

It is a super-2 number, since 2×716716331² = 1027364598244203122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 716716291 and 716716300.

It is not an unprimeable number, because it can be changed into a prime (716716321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3905 + ... + 38061.

It is an arithmetic number, because the mean of its divisors is an integer number (179192868).

Almost surely, 2^716716331 is an apocalyptic number.

716716331 is a deficient number, since it is larger than the sum of its proper divisors (55141).

716716331 is a wasteful number, since it uses less digits than its factorization.

716716331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55140.

The product of its digits is 15876, while the sum is 35.

The square root of 716716331 is about 26771.5582475133. The cubic root of 716716331 is about 894.9163310360.

The spelling of 716716331 in words is "seven hundred sixteen million, seven hundred sixteen thousand, three hundred thirty-one".