12334566777889 has 4 divisors (see below), whose sum is σ = 12449843103024. Its totient is φ = 12219290452756.

The previous prime is 12334566777859. The next prime is 12334566777941. The reversal of 12334566777889 is 98877766543321.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 12334566777889 - 2¹¹ = 12334566775841 is a prime.

It is a Duffinian number.

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (12334566777859) 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 in 3 ways as a sum of consecutive naturals, for example, 57638162407 + ... + 57638162620.

It is an arithmetic number, because the mean of its divisors is an integer number (3112460775756).

Almost surely, 2^{12334566777889} is an apocalyptic number.

It is an amenable number.

12334566777889 is a deficient number, since it is larger than the sum of its proper divisors (115276325135).

12334566777889 is a wasteful number, since it uses less digits than its factorization.

12334566777889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115276325134.

The product of its digits is 2560481280, while the sum is 76.

The spelling of 12334566777889 in words is "twelve trillion, three hundred thirty-four billion, five hundred sixty-six million, seven hundred seventy-seven thousand, eight hundred eighty-nine".