791112112 has 80 divisors (see below), whose sum is σ = 1819794240. Its totient is φ = 325979136.

The previous prime is 791112109. The next prime is 791112181. The reversal of 791112112 is 211211197.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1211178 + ... + 1211830.

It is an arithmetic number, because the mean of its divisors is an integer number (22747428).

Almost surely, 2^791112112 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 791112112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (909897120).

791112112 is an abundant number, since it is smaller than the sum of its proper divisors (1028682128).

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

791112112 is a wasteful number, since it uses less digits than its factorization.

791112112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1070 (or 1064 counting only the distinct ones).

The product of its digits is 252, while the sum is 25.

The square root of 791112112 is about 28126.7152721394. The cubic root of 791112112 is about 924.8671294905.

The spelling of 791112112 in words is "seven hundred ninety-one million, one hundred twelve thousand, one hundred twelve".