11885489588387 has 2 divisors, whose sum is σ = 11885489588388. Its totient is φ = 11885489588386.

The previous prime is 11885489588377. The next prime is 11885489588407. The reversal of 11885489588387 is 78388598458811.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11885489588387 - 2²⁰ = 11885488539811 is a prime.

It is not a weakly prime, because it can be changed into another prime (11885489588377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5942744794193 + 5942744794194.

It is an arithmetic number, because the mean of its divisors is an integer number (5942744794194).

Almost surely, 2^{11885489588387} is an apocalyptic number.

11885489588387 is a deficient number, since it is larger than the sum of its proper divisors (1).

11885489588387 is an equidigital number, since it uses as much as digits as its factorization.

11885489588387 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4954521600, while the sum is 83.

The spelling of 11885489588387 in words is "eleven trillion, eight hundred eighty-five billion, four hundred eighty-nine million, five hundred eighty-eight thousand, three hundred eighty-seven".