11982986958 has 8 divisors (see below), whose sum is σ = 23965973928. Its totient is φ = 3994328984.

The previous prime is 11982986957. The next prime is 11982986987. The reversal of 11982986958 is 85968928911.

It is a sphenic number, since it is the product of 3 distinct primes.

11982986958 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11982986957) 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, 998582241 + ... + 998582252.

It is an arithmetic number, because the mean of its divisors is an integer number (2995746741).

Almost surely, 2^11982986958 is an apocalyptic number.

11982986958 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

11982986958 is a wasteful number, since it uses less digits than its factorization.

11982986958 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1997164498.

The product of its digits is 22394880, while the sum is 66.

The spelling of 11982986958 in words is "eleven billion, nine hundred eighty-two million, nine hundred eighty-six thousand, nine hundred fifty-eight".