16849186573 has 2 divisors, whose sum is σ = 16849186574. Its totient is φ = 16849186572.

The previous prime is 16849186559. The next prime is 16849186583. The reversal of 16849186573 is 37568194861.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16772063049 + 77123524 = 129507^2 + 8782^2 .

It is a cyclic number.

It is not a de Polignac number, because 16849186573 - 2¹⁷ = 16849055501 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16849186583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8424593286 + 8424593287.

It is an arithmetic number, because the mean of its divisors is an integer number (8424593287).

Almost surely, 2^16849186573 is an apocalyptic number.

It is an amenable number.

16849186573 is a deficient number, since it is larger than the sum of its proper divisors (1).

16849186573 is an equidigital number, since it uses as much as digits as its factorization.

16849186573 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8709120, while the sum is 58.

The spelling of 16849186573 in words is "sixteen billion, eight hundred forty-nine million, one hundred eighty-six thousand, five hundred seventy-three".