12116038742 has 4 divisors (see below), whose sum is σ = 18174058116. Its totient is φ = 6058019370.

The previous prime is 12116038721. The next prime is 12116038787. The reversal of 12116038742 is 24783061121.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3029009684 + ... + 3029009687.

It is an arithmetic number, because the mean of its divisors is an integer number (4543514529).

Almost surely, 2^12116038742 is an apocalyptic number.

12116038742 is a deficient number, since it is larger than the sum of its proper divisors (6058019374).

12116038742 is an equidigital number, since it uses as much as digits as its factorization.

12116038742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6058019373.

The product of its (nonzero) digits is 16128, while the sum is 35.

Adding to 12116038742 its reverse (24783061121), we get a palindrome (36899099863).

The spelling of 12116038742 in words is "twelve billion, one hundred sixteen million, thirty-eight thousand, seven hundred forty-two".