76444424113 has 4 divisors (see below), whose sum is σ = 76445144100. Its totient is φ = 76443704128.

The previous prime is 76444424039. The next prime is 76444424153. The reversal of 76444424113 is 31142444467.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 22839672384 + 53604751729 = 151128^2 + 231527^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-76444424113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (76444424153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 165820 + ... + 424717.

It is an arithmetic number, because the mean of its divisors is an integer number (19111286025).

Almost surely, 2^76444424113 is an apocalyptic number.

It is an amenable number.

76444424113 is a deficient number, since it is larger than the sum of its proper divisors (719987).

76444424113 is a wasteful number, since it uses less digits than its factorization.

76444424113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 719986.

The product of its digits is 258048, while the sum is 40.

The spelling of 76444424113 in words is "seventy-six billion, four hundred forty-four million, four hundred twenty-four thousand, one hundred thirteen".