289766055311 has 2 divisors, whose sum is σ = 289766055312. Its totient is φ = 289766055310.

The previous prime is 289766055281. The next prime is 289766055331. The reversal of 289766055311 is 113550667982.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 289766055311 - 2²² = 289761861007 is a prime.

It is a super-2 number, since 2×289766055311² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (289766055331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 144883027655 + 144883027656.

It is an arithmetic number, because the mean of its divisors is an integer number (144883027656).

Almost surely, 2^289766055311 is an apocalyptic number.

289766055311 is a deficient number, since it is larger than the sum of its proper divisors (1).

289766055311 is an equidigital number, since it uses as much as digits as its factorization.

289766055311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2721600, while the sum is 53.

The spelling of 289766055311 in words is "two hundred eighty-nine billion, seven hundred sixty-six million, fifty-five thousand, three hundred eleven".