16111110619 has 2 divisors, whose sum is σ = 16111110620. Its totient is φ = 16111110618.

The previous prime is 16111110599. The next prime is 16111110649. The reversal of 16111110619 is 91601111161.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16111110619 is a prime.

It is a super-2 number, since 2×16111110619² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (16111110649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8055555309 + 8055555310.

It is an arithmetic number, because the mean of its divisors is an integer number (8055555310).

Almost surely, 2^16111110619 is an apocalyptic number.

16111110619 is a deficient number, since it is larger than the sum of its proper divisors (1).

16111110619 is an equidigital number, since it uses as much as digits as its factorization.

16111110619 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 28.

The spelling of 16111110619 in words is "sixteen billion, one hundred eleven million, one hundred ten thousand, six hundred nineteen".