19668522586675 has 12 divisors (see below), whose sum is σ = 24424676620200. Its totient is φ = 15711780254720.

The previous prime is 19668522586673. The next prime is 19668522586679. The reversal of 19668522586675 is 57668522586691.

It is not a de Polignac number, because 19668522586675 - 2¹ = 19668522586673 is a prime.

It is not an unprimeable number, because it can be changed into a prime (19668522586673) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 575927950 + ... + 575962099.

It is an arithmetic number, because the mean of its divisors is an integer number (2035389718350).

Almost surely, 2^{19668522586675} is an apocalyptic number.

19668522586675 is a deficient number, since it is larger than the sum of its proper divisors (4756154033525).

19668522586675 is a wasteful number, since it uses less digits than its factorization.

19668522586675 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1151890742 (or 1151890737 counting only the distinct ones).

The product of its digits is 2612736000, while the sum is 76.

The spelling of 19668522586675 in words is "nineteen trillion, six hundred sixty-eight billion, five hundred twenty-two million, five hundred eighty-six thousand, six hundred seventy-five".