791135327444 has 96 divisors (see below), whose sum is σ = 1758638068992. Its totient is φ = 302480640000.

The previous prime is 791135327443. The next prime is 791135327497. The reversal of 791135327444 is 444723531197.

It is a junction number, because it is equal to n+sod(n) for n = 791135327392 and 791135327401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (791135327443) 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 31 ways as a sum of consecutive naturals, for example, 3402674 + ... + 3627734.

It is an arithmetic number, because the mean of its divisors is an integer number (18319146552).

Almost surely, 2^791135327444 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 791135327444, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (879319034496).

791135327444 is an abundant number, since it is smaller than the sum of its proper divisors (967502741548).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

791135327444 is a wasteful number, since it uses less digits than its factorization.

791135327444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225297 (or 225295 counting only the distinct ones).

The product of its digits is 2540160, while the sum is 50.

The spelling of 791135327444 in words is "seven hundred ninety-one billion, one hundred thirty-five million, three hundred twenty-seven thousand, four hundred forty-four".