11994933140 has 12 divisors (see below), whose sum is σ = 25189359636. Its totient is φ = 4797973248.

The previous prime is 11994933089. The next prime is 11994933157. The reversal of 11994933140 is 4133949911.

11994933140 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 1888250116 + 10106683024 = 43454^2 + 100532^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11994933091 and 11994933100.

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 3 ways as a sum of consecutive naturals, for example, 299873309 + ... + 299873348.

It is an arithmetic number, because the mean of its divisors is an integer number (2099113303).

Almost surely, 2^11994933140 is an apocalyptic number.

11994933140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11994933140 is an abundant number, since it is smaller than the sum of its proper divisors (13194426496).

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

11994933140 is a wasteful number, since it uses less digits than its factorization.

11994933140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 599746666 (or 599746664 counting only the distinct ones).

The product of its (nonzero) digits is 104976, while the sum is 44.

The spelling of 11994933140 in words is "eleven billion, nine hundred ninety-four million, nine hundred thirty-three thousand, one hundred forty".