11805699832 has 16 divisors (see below), whose sum is σ = 22137425640. Its totient is φ = 5902386336.

The previous prime is 11805699823. The next prime is 11805699839. The reversal of 11805699832 is 23899650811.

It is a self number, because there is not a number n which added to its sum of digits gives 11805699832.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11805699839) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65838 + ... + 167170.

Almost surely, 2^11805699832 is an apocalyptic number.

It is an amenable number.

11805699832 is a deficient number, since it is larger than the sum of its proper divisors (10331725808).

11805699832 is a wasteful number, since it uses less digits than its factorization.

11805699832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115902 (or 115898 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 52.

The spelling of 11805699832 in words is "eleven billion, eight hundred five million, six hundred ninety-nine thousand, eight hundred thirty-two".