11976589839842 has 8 divisors (see below), whose sum is σ = 17965131515100. Its totient is φ = 5988212668144.

The previous prime is 11976589839827. The next prime is 11976589839911. The reversal of 11976589839842 is 24893898567911.

It is a Cunningham number, because it is equal to 3460721²+1.

It can be written as a sum of positive squares in 2 ways, for example, as 11976589839841 + 1 = 3460721^2 + 1^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40943717 + ... + 41235192.

Almost surely, 2^{11976589839842} is an apocalyptic number.

11976589839842 is a deficient number, since it is larger than the sum of its proper divisors (5988541675258).

11976589839842 is an equidigital number, since it uses as much as digits as its factorization.

11976589839842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82251780.

The product of its digits is 1881169920, while the sum is 80.

The spelling of 11976589839842 in words is "eleven trillion, nine hundred seventy-six billion, five hundred eighty-nine million, eight hundred thirty-nine thousand, eight hundred forty-two".