11768126653447 has 4 divisors (see below), whose sum is σ = 11768189770600. Its totient is φ = 11768063536296.

The previous prime is 11768126653441. The next prime is 11768126653483. The reversal of 11768126653447 is 74435662186711.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11768126653447 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11768126653441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31278072 + ... + 31652077.

It is an arithmetic number, because the mean of its divisors is an integer number (2942047442650).

Almost surely, 2^{11768126653447} is an apocalyptic number.

11768126653447 is a deficient number, since it is larger than the sum of its proper divisors (63117153).

11768126653447 is an equidigital number, since it uses as much as digits as its factorization.

11768126653447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63117152.

The product of its digits is 40642560, while the sum is 61.

The spelling of 11768126653447 in words is "eleven trillion, seven hundred sixty-eight billion, one hundred twenty-six million, six hundred fifty-three thousand, four hundred forty-seven".