716631611 has 2 divisors, whose sum is σ = 716631612. Its totient is φ = 716631610.

The previous prime is 716631571. The next prime is 716631623. The reversal of 716631611 is 116136617.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 716631611 - 2¹⁰ = 716630587 is a prime.

It is not a weakly prime, because it can be changed into another prime (716631211) 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 as a sum of consecutive naturals, namely, 358315805 + 358315806.

It is an arithmetic number, because the mean of its divisors is an integer number (358315806).

Almost surely, 2^716631611 is an apocalyptic number.

716631611 is a deficient number, since it is larger than the sum of its proper divisors (1).

716631611 is an equidigital number, since it uses as much as digits as its factorization.

716631611 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4536, while the sum is 32.

The square root of 716631611 is about 26769.9759245316. The cubic root of 716631611 is about 894.8810682242.

The spelling of 716631611 in words is "seven hundred sixteen million, six hundred thirty-one thousand, six hundred eleven".