18786160928573 has 2 divisors, whose sum is σ = 18786160928574. Its totient is φ = 18786160928572.

The previous prime is 18786160928527. The next prime is 18786160928609. The reversal of 18786160928573 is 37582906168781.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18512383970404 + 273776958169 = 4302602^2 + 523237^2 .

It is a cyclic number.

It is not a de Polignac number, because 18786160928573 - 2¹² = 18786160924477 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 18786160928497 and 18786160928506.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (18786160928173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9393080464286 + 9393080464287.

It is an arithmetic number, because the mean of its divisors is an integer number (9393080464287).

Almost surely, 2^{18786160928573} is an apocalyptic number.

It is an amenable number.

18786160928573 is a deficient number, since it is larger than the sum of its proper divisors (1).

18786160928573 is an equidigital number, since it uses as much as digits as its factorization.

18786160928573 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 243855360, while the sum is 71.

The spelling of 18786160928573 in words is "eighteen trillion, seven hundred eighty-six billion, one hundred sixty million, nine hundred twenty-eight thousand, five hundred seventy-three".