791198311126 has 8 divisors (see below), whose sum is σ = 1186942064040. Its totient is φ = 395550956448.

The previous prime is 791198311051. The next prime is 791198311129. The reversal of 791198311126 is 621113891197.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 791198311126.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (791198311129) 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, 24079036 + ... + 24111871.

It is an arithmetic number, because the mean of its divisors is an integer number (148367758005).

Almost surely, 2^791198311126 is an apocalyptic number.

791198311126 is a deficient number, since it is larger than the sum of its proper divisors (395743752914).

791198311126 is a wasteful number, since it uses less digits than its factorization.

791198311126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48199118.

The product of its digits is 163296, while the sum is 49.

The spelling of 791198311126 in words is "seven hundred ninety-one billion, one hundred ninety-eight million, three hundred eleven thousand, one hundred twenty-six".