11289950889 has 12 divisors (see below), whose sum is σ = 17510944464. Its totient is φ = 6451400424.

The previous prime is 11289950863. The next prime is 11289950897. The reversal of 11289950889 is 98805998211.

It is not a de Polignac number, because 11289950889 - 2⁵ = 11289950857 is a prime.

It is a super-3 number, since 3×11289950889³ (a number of 31 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (11289950849) 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 11 ways as a sum of consecutive naturals, for example, 38401047 + ... + 38401340.

It is an arithmetic number, because the mean of its divisors is an integer number (1459245372).

Almost surely, 2^11289950889 is an apocalyptic number.

It is an amenable number.

11289950889 is a deficient number, since it is larger than the sum of its proper divisors (6220993575).

11289950889 is an equidigital number, since it uses as much as digits as its factorization.

11289950889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76802404 (or 76802397 counting only the distinct ones).

The product of its (nonzero) digits is 3732480, while the sum is 60.

The spelling of 11289950889 in words is "eleven billion, two hundred eighty-nine million, nine hundred fifty thousand, eight hundred eighty-nine".