2759985138487 has 2 divisors, whose sum is σ = 2759985138488. Its totient is φ = 2759985138486.

The previous prime is 2759985138437. The next prime is 2759985138503. The reversal of 2759985138487 is 7848315899572.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2759985138487 - 2¹¹ = 2759985136439 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2759985138437) 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, 1379992569243 + 1379992569244.

It is an arithmetic number, because the mean of its divisors is an integer number (1379992569244).

Almost surely, 2^{2759985138487} is an apocalyptic number.

2759985138487 is a deficient number, since it is larger than the sum of its proper divisors (1).

2759985138487 is an equidigital number, since it uses as much as digits as its factorization.

2759985138487 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1219276800, while the sum is 76.

The spelling of 2759985138487 in words is "two trillion, seven hundred fifty-nine billion, nine hundred eighty-five million, one hundred thirty-eight thousand, four hundred eighty-seven".