11749889088 has 84 divisors (see below), whose sum is σ = 38490225280. Its totient is φ = 3357110016.

The previous prime is 11749889087. The next prime is 11749889119. The reversal of 11749889088 is 88098894711.

It is a tau number, because it is divible by the number of its divisors (84).

It is a Harshad number since it is a multiple of its sum of digits (63).

It is not an unprimeable number, because it can be changed into a prime (11749889083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1453048 + ... + 1461111.

Almost surely, 2^11749889088 is an apocalyptic number.

11749889088 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

11749889088 is an abundant number, since it is smaller than the sum of its proper divisors (26740336192).

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

11749889088 is a wasteful number, since it uses less digits than its factorization.

11749889088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2914184 (or 2914171 counting only the distinct ones).

The product of its (nonzero) digits is 9289728, while the sum is 63.

The spelling of 11749889088 in words is "eleven billion, seven hundred forty-nine million, eight hundred eighty-nine thousand, eighty-eight".