112187897856 has 336 divisors, whose sum is σ = 339125066280. Its totient is φ = 37085921280.

The previous prime is 112187897849. The next prime is 112187897903. The reversal of 112187897856 is 658798781211.

It is a super-2 number, since 2×112187897856² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 112187897793 and 112187897802.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 243357466 + ... + 243357926.

Almost surely, 2^112187897856 is an apocalyptic number.

112187897856 is a gapful number since it is divisible by the number (16) 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 112187897856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (169562533140).

112187897856 is an abundant number, since it is smaller than the sum of its proper divisors (226937168424).

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

112187897856 is an frugal number, since it uses more digits than its factorization.

112187897856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 664 (or 629 counting only the distinct ones).

The product of its digits is 13547520, while the sum is 63.

The spelling of 112187897856 in words is "one hundred twelve billion, one hundred eighty-seven million, eight hundred ninety-seven thousand, eight hundred fifty-six".