3216916699 has 2 divisors, whose sum is σ = 3216916700. Its totient is φ = 3216916698.

The previous prime is 3216916687. The next prime is 3216916721. The reversal of 3216916699 is 9966196123.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3216916699 - 2¹⁹ = 3216392411 is a prime.

It is not a weakly prime, because it can be changed into another prime (3216916639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1608458349 + 1608458350.

It is an arithmetic number, because the mean of its divisors is an integer number (1608458350).

Almost surely, 2^3216916699 is an apocalyptic number.

3216916699 is a deficient number, since it is larger than the sum of its proper divisors (1).

3216916699 is an equidigital number, since it uses as much as digits as its factorization.

3216916699 is an evil number, because the sum of its binary digits is even.

The product of its digits is 944784, while the sum is 52.

The square root of 3216916699 is about 56717.8693094161. The cubic root of 3216916699 is about 1476.2047724932.

The spelling of 3216916699 in words is "three billion, two hundred sixteen million, nine hundred sixteen thousand, six hundred ninety-nine".