16705403867 has 2 divisors, whose sum is σ = 16705403868. Its totient is φ = 16705403866.

The previous prime is 16705403849. The next prime is 16705403879. The reversal of 16705403867 is 76830450761.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16705403867 - 2³⁰ = 15631662043 is a prime.

It is not a weakly prime, because it can be changed into another prime (16705403807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8352701933 + 8352701934.

It is an arithmetic number, because the mean of its divisors is an integer number (8352701934).

Almost surely, 2^16705403867 is an apocalyptic number.

16705403867 is a deficient number, since it is larger than the sum of its proper divisors (1).

16705403867 is an equidigital number, since it uses as much as digits as its factorization.

16705403867 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 846720, while the sum is 47.

The spelling of 16705403867 in words is "sixteen billion, seven hundred five million, four hundred three thousand, eight hundred sixty-seven".