112691797680 has 640 divisors, whose sum is σ = 452085350400. Its totient is φ = 22535884800.

The previous prime is 112691797679. The next prime is 112691797783. The reversal of 112691797680 is 86797196211.

It is a self number, because there is not a number n which added to its sum of digits gives 112691797680.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 131189091 + ... + 131189949.

It is an arithmetic number, because the mean of its divisors is an integer number (706383360).

Almost surely, 2^112691797680 is an apocalyptic number.

112691797680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 112691797680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (226042675200).

112691797680 is an abundant number, since it is smaller than the sum of its proper divisors (339393552720).

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

112691797680 is a wasteful number, since it uses less digits than its factorization.

112691797680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1153 (or 1147 counting only the distinct ones).

The product of its (nonzero) digits is 2286144, while the sum is 57.

The spelling of 112691797680 in words is "one hundred twelve billion, six hundred ninety-one million, seven hundred ninety-seven thousand, six hundred eighty".