11689501104 has 60 divisors (see below), whose sum is σ = 34638749496. Its totient is φ = 3667293696.

The previous prime is 11689501051. The next prime is 11689501127. The reversal of 11689501104 is 40110598611.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2385114 + ... + 2390009.

Almost surely, 2^11689501104 is an apocalyptic number.

It is an amenable number.

11689501104 is an abundant number, since it is smaller than the sum of its proper divisors (22949248392).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11689501104 is a wasteful number, since it uses less digits than its factorization.

11689501104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4775154 (or 4775145 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 36.

The spelling of 11689501104 in words is "eleven billion, six hundred eighty-nine million, five hundred one thousand, one hundred four".