11244620889 has 12 divisors (see below), whose sum is σ = 16243489600. Its totient is φ = 7495832664.

The previous prime is 11244620861. The next prime is 11244620899. The reversal of 11244620889 is 98802644211.

11244620889 is a `hidden beast` number, since 1 + 12 + 4 + 4 + 620 + 8 + 8 + 9 = 666.

It is not a de Polignac number, because 11244620889 - 2⁸ = 11244620633 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11244620819) 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, 97092 + ... + 178650.

Almost surely, 2^11244620889 is an apocalyptic number.

It is an amenable number.

11244620889 is a deficient number, since it is larger than the sum of its proper divisors (4998868711).

11244620889 is a wasteful number, since it uses less digits than its factorization.

11244620889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96884 (or 96881 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 45.

The spelling of 11244620889 in words is "eleven billion, two hundred forty-four million, six hundred twenty thousand, eight hundred eighty-nine".