11389123016689 has 12 divisors (see below), whose sum is σ = 12518780929732. Its totient is φ = 10353617429760.

The previous prime is 11389123016683. The next prime is 11389123016701. The reversal of 11389123016689 is 98661032198311.

It can be written as a sum of positive squares in 2 ways, for example, as 2607579040000 + 8781543976689 = 1614800^2 + 2963367^2 .

It is not a de Polignac number, because 11389123016689 - 2¹⁹ = 11389122492401 is a prime.

It is a hoax number, since the sum of its digits (58) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (11389123016683) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9769189 + ... + 10872685.

Almost surely, 2^{11389123016689} is an apocalyptic number.

It is an amenable number.

11389123016689 is a deficient number, since it is larger than the sum of its proper divisors (1129657913043).

11389123016689 is a wasteful number, since it uses less digits than its factorization.

11389123016689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1188816 (or 1188805 counting only the distinct ones).

The product of its (nonzero) digits is 3359232, while the sum is 58.

The spelling of 11389123016689 in words is "eleven trillion, three hundred eighty-nine billion, one hundred twenty-three million, sixteen thousand, six hundred eighty-nine".