11988982950 has 48 divisors (see below), whose sum is σ = 33980206080. Its totient is φ = 2740338720.

The previous prime is 11988982949. The next prime is 11988982961. The reversal of 11988982950 is 5928988911.

11988982950 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5707990 + ... + 5710089.

It is an arithmetic number, because the mean of its divisors is an integer number (707920960).

Almost surely, 2^11988982950 is an apocalyptic number.

11988982950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11988982950 is an abundant number, since it is smaller than the sum of its proper divisors (21991223130).

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

11988982950 is a wasteful number, since it uses less digits than its factorization.

11988982950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11418101 (or 11418096 counting only the distinct ones).

The product of its (nonzero) digits is 3732480, while the sum is 60.

The spelling of 11988982950 in words is "eleven billion, nine hundred eighty-eight million, nine hundred eighty-two thousand, nine hundred fifty".