112565323640 has 128 divisors (see below), whose sum is σ = 316305285120. Its totient is φ = 35025561600.

The previous prime is 112565323639. The next prime is 112565323657. The reversal of 112565323640 is 46323565211.

It is a junction number, because it is equal to n+sod(n) for n = 112565323594 and 112565323603.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1795625 + ... + 1857255.

It is an arithmetic number, because the mean of its divisors is an integer number (2471135040).

Almost surely, 2^112565323640 is an apocalyptic number.

112565323640 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 112565323640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (158152642560).

112565323640 is an abundant number, since it is smaller than the sum of its proper divisors (203739961480).

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

112565323640 is a wasteful number, since it uses less digits than its factorization.

112565323640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62253 (or 62249 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 38.

Adding to 112565323640 its reverse (46323565211), we get a palindrome (158888888851).

The spelling of 112565323640 in words is "one hundred twelve billion, five hundred sixty-five million, three hundred twenty-three thousand, six hundred forty".