10989239289 has 8 divisors (see below), whose sum is σ = 16745507520. Its totient is φ = 6279565296.

The previous prime is 10989239237. The next prime is 10989239291. The reversal of 10989239289 is 98293298901.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-10989239289 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10989239189) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 261648534 + ... + 261648575.

It is an arithmetic number, because the mean of its divisors is an integer number (2093188440).

Almost surely, 2^10989239289 is an apocalyptic number.

It is an amenable number.

10989239289 is a deficient number, since it is larger than the sum of its proper divisors (5756268231).

10989239289 is an equidigital number, since it uses as much as digits as its factorization.

10989239289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 523297119.

The product of its (nonzero) digits is 5038848, while the sum is 60.

It can be divided in two parts, 10989 and 239289, that added together give a triangular number (250278 = T₇₀₇).

The spelling of 10989239289 in words is "ten billion, nine hundred eighty-nine million, two hundred thirty-nine thousand, two hundred eighty-nine".