255161890328119 has 2 divisors, whose sum is σ = 255161890328120. Its totient is φ = 255161890328118.

The previous prime is 255161890328071. The next prime is 255161890328123. The reversal of 255161890328119 is 911823098161552.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 255161890328119 - 2²³ = 255161881939511 is a prime.

It is a super-2 number, since 2×255161890328119² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (255161890328129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127580945164059 + 127580945164060.

It is an arithmetic number, because the mean of its divisors is an integer number (127580945164060).

Almost surely, 2^{255161890328119} is an apocalyptic number.

255161890328119 is a deficient number, since it is larger than the sum of its proper divisors (1).

255161890328119 is an equidigital number, since it uses as much as digits as its factorization.

255161890328119 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9331200, while the sum is 61.

The spelling of 255161890328119 in words is "two hundred fifty-five trillion, one hundred sixty-one billion, eight hundred ninety million, three hundred twenty-eight thousand, one hundred nineteen".