11789658372 has 48 divisors (see below), whose sum is σ = 29222424000. Its totient is φ = 3686648832.

The previous prime is 11789658323. The next prime is 11789658379. The reversal of 11789658372 is 27385698711.

It is a happy number.

It is a Smith number, since the sum of its digits (57) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (11789658379) 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 15 ways as a sum of consecutive naturals, for example, 31497 + ... + 156752.

It is an arithmetic number, because the mean of its divisors is an integer number (608800500).

Almost surely, 2^11789658372 is an apocalyptic number.

11789658372 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11789658372 is an abundant number, since it is smaller than the sum of its proper divisors (17432765628).

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

11789658372 is a wasteful number, since it uses less digits than its factorization.

11789658372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188580 (or 188578 counting only the distinct ones).

The product of its digits is 5080320, while the sum is 57.

The spelling of 11789658372 in words is "eleven billion, seven hundred eighty-nine million, six hundred fifty-eight thousand, three hundred seventy-two".