11431928486 has 16 divisors (see below), whose sum is σ = 19141835328. Its totient is φ = 5075485800.

The previous prime is 11431928461. The next prime is 11431928513. The reversal of 11431928486 is 68482913411.

It is a happy number.

11431928486 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 11431928486.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6041300 + ... + 6043191.

It is an arithmetic number, because the mean of its divisors is an integer number (1196364708).

Almost surely, 2^11431928486 is an apocalyptic number.

11431928486 is a deficient number, since it is larger than the sum of its proper divisors (7709906842).

11431928486 is a wasteful number, since it uses less digits than its factorization.

11431928486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12084547.

The product of its digits is 331776, while the sum is 47.

The spelling of 11431928486 in words is "eleven billion, four hundred thirty-one million, nine hundred twenty-eight thousand, four hundred eighty-six".