11864905026239 has 2 divisors, whose sum is σ = 11864905026240. Its totient is φ = 11864905026238.

The previous prime is 11864905026211. The next prime is 11864905026257. The reversal of 11864905026239 is 93262050946811.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11864905026239 - 2³² = 11860610058943 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11864905020239) 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, 5932452513119 + 5932452513120.

It is an arithmetic number, because the mean of its divisors is an integer number (5932452513120).

Almost surely, 2^{11864905026239} is an apocalyptic number.

11864905026239 is a deficient number, since it is larger than the sum of its proper divisors (1).

11864905026239 is an equidigital number, since it uses as much as digits as its factorization.

11864905026239 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5598720, while the sum is 56.

The spelling of 11864905026239 in words is "eleven trillion, eight hundred sixty-four billion, nine hundred five million, twenty-six thousand, two hundred thirty-nine".