216672110659 has 2 divisors, whose sum is σ = 216672110660. Its totient is φ = 216672110658.

The previous prime is 216672110563. The next prime is 216672110663. The reversal of 216672110659 is 956011276612.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 216672110659 - 2⁷ = 216672110531 is a prime.

It is not a weakly prime, because it can be changed into another prime (216678110659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 108336055329 + 108336055330.

It is an arithmetic number, because the mean of its divisors is an integer number (108336055330).

Almost surely, 2^216672110659 is an apocalyptic number.

216672110659 is a deficient number, since it is larger than the sum of its proper divisors (1).

216672110659 is an equidigital number, since it uses as much as digits as its factorization.

216672110659 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 272160, while the sum is 46.

The spelling of 216672110659 in words is "two hundred sixteen billion, six hundred seventy-two million, one hundred ten thousand, six hundred fifty-nine".