11788827840 has 84 divisors (see below), whose sum is σ = 40548665664. Its totient is φ = 3143686656.

The previous prime is 11788827833. The next prime is 11788827857. The reversal of 11788827840 is 4872888711.

It is a happy number.

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, 2043792 + ... + 2049551.

Almost surely, 2^11788827840 is an apocalyptic number.

11788827840 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11788827840 is an abundant number, since it is smaller than the sum of its proper divisors (28759837824).

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

11788827840 is a wasteful number, since it uses less digits than its factorization.

11788827840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4093366 (or 4093353 counting only the distinct ones).

The product of its (nonzero) digits is 1605632, while the sum is 54.

The spelling of 11788827840 in words is "eleven billion, seven hundred eighty-eight million, eight hundred twenty-seven thousand, eight hundred forty".