791126553599 has 8 divisors (see below), whose sum is σ = 792427496832. Its totient is φ = 789825760920.

The previous prime is 791126553589. The next prime is 791126553601. The reversal of 791126553599 is 995355621197.

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

It is a cyclic number.

It is not a de Polignac number, because 791126553599 - 2¹² = 791126549503 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 (791126553589) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16080452 + ... + 16129574.

It is an arithmetic number, because the mean of its divisors is an integer number (99053437104).

Almost surely, 2^791126553599 is an apocalyptic number.

791126553599 is a deficient number, since it is larger than the sum of its proper divisors (1300943233).

791126553599 is a wasteful number, since it uses less digits than its factorization.

791126553599 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75277.

The product of its digits is 22963500, while the sum is 62.

The spelling of 791126553599 in words is "seven hundred ninety-one billion, one hundred twenty-six million, five hundred fifty-three thousand, five hundred ninety-nine".