112361721615 has 256 divisors, whose sum is σ = 243762462720. Its totient is φ = 48361536000.

The previous prime is 112361721587. The next prime is 112361721617. The reversal of 112361721615 is 516127163211.

112361721615 is a `hidden beast` number, since 1 + 1 + 2 + 3 + 6 + 17 + 21 + 615 = 666.

112361721615 is digitally balanced in base 11, because in such base it contains all the possibile digits an equal number of times.

It is a Cunningham number, because it is equal to 335204²-1.

It is not a de Polignac number, because 112361721615 - 2⁵ = 112361721583 is a prime.

112361721615 is strictly pandigital in base 11.

It is a self number, because there is not a number n which added to its sum of digits gives 112361721615.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112361721617) by changing a digit.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 114304414 + ... + 114305396.

It is an arithmetic number, because the mean of its divisors is an integer number (952197120).

Almost surely, 2^112361721615 is an apocalyptic number.

112361721615 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

112361721615 is an abundant number, since it is smaller than the sum of its proper divisors (131400741105).

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

112361721615 is a wasteful number, since it uses less digits than its factorization.

112361721615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1243 (or 1237 counting only the distinct ones).

The product of its digits is 15120, while the sum is 36.

Adding to 112361721615 its reverse (516127163211), we get a palindrome (628488884826).

The spelling of 112361721615 in words is "one hundred twelve billion, three hundred sixty-one million, seven hundred twenty-one thousand, six hundred fifteen".