16671786059 has 2 divisors, whose sum is σ = 16671786060. Its totient is φ = 16671786058.

The previous prime is 16671786041. The next prime is 16671786067. The reversal of 16671786059 is 95068717661.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16671786059 - 2¹² = 16671781963 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16671785995 and 16671786013.

It is not a weakly prime, because it can be changed into another prime (16671786259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8335893029 + 8335893030.

It is an arithmetic number, because the mean of its divisors is an integer number (8335893030).

Almost surely, 2^16671786059 is an apocalyptic number.

16671786059 is a deficient number, since it is larger than the sum of its proper divisors (1).

16671786059 is an equidigital number, since it uses as much as digits as its factorization.

16671786059 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3810240, while the sum is 56.

The spelling of 16671786059 in words is "sixteen billion, six hundred seventy-one million, seven hundred eighty-six thousand, fifty-nine".