16675481593 has 2 divisors, whose sum is σ = 16675481594. Its totient is φ = 16675481592.

The previous prime is 16675481573. The next prime is 16675481623. The reversal of 16675481593 is 39518457661.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10734617664 + 5940863929 = 103608^2 + 77077^2 .

It is a cyclic number.

It is not a de Polignac number, because 16675481593 - 2²⁹ = 16138610681 is a prime.

It is not a weakly prime, because it can be changed into another prime (16675481573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8337740796 + 8337740797.

It is an arithmetic number, because the mean of its divisors is an integer number (8337740797).

Almost surely, 2^16675481593 is an apocalyptic number.

It is an amenable number.

16675481593 is a deficient number, since it is larger than the sum of its proper divisors (1).

16675481593 is an equidigital number, since it uses as much as digits as its factorization.

16675481593 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5443200, while the sum is 55.

The spelling of 16675481593 in words is "sixteen billion, six hundred seventy-five million, four hundred eighty-one thousand, five hundred ninety-three".