112520285406 has 224 divisors, whose sum is σ = 288654409728. Its totient is φ = 32671330560.

The previous prime is 112520285401. The next prime is 112520285417. The reversal of 112520285406 is 604582025211.

112520285406 is a `hidden beast` number, since 1 + 12 + 520 + 2 + 85 + 40 + 6 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112520285401) by changing a digit.

It is a polite number, since it can be written in 111 ways as a sum of consecutive naturals, for example, 17669235 + ... + 17675601.

Almost surely, 2^112520285406 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 112520285406, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (144327204864).

112520285406 is an abundant number, since it is smaller than the sum of its proper divisors (176134124322).

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

112520285406 is a wasteful number, since it uses less digits than its factorization.

112520285406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6458 (or 6443 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 36.

The spelling of 112520285406 in words is "one hundred twelve billion, five hundred twenty million, two hundred eighty-five thousand, four hundred six".