11830138993256 has 16 divisors (see below), whose sum is σ = 23145924117600. Its totient is φ = 5657892561904.

The previous prime is 11830138993247. The next prime is 11830138993259. The reversal of 11830138993256 is 65239983103811.

It is a junction number, because it is equal to n+sod(n) for n = 11830138993195 and 11830138993204.

It is not an unprimeable number, because it can be changed into a prime (11830138993259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32147116646 + ... + 32147117013.

It is an arithmetic number, because the mean of its divisors is an integer number (1446620257350).

Almost surely, 2^{11830138993256} is an apocalyptic number.

It is an amenable number.

11830138993256 is a deficient number, since it is larger than the sum of its proper divisors (11315785124344).

11830138993256 is a wasteful number, since it uses less digits than its factorization.

11830138993256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64294233688 (or 64294233684 counting only the distinct ones).

The product of its (nonzero) digits is 8398080, while the sum is 59.

The spelling of 11830138993256 in words is "eleven trillion, eight hundred thirty billion, one hundred thirty-eight million, nine hundred ninety-three thousand, two hundred fifty-six".