40112555112 has 192 divisors, whose sum is σ = 125850816000. Its totient is φ = 11305267200.

The previous prime is 40112555083. The next prime is 40112555113. The reversal of 40112555112 is 21155521104.

It is a happy number.

40112555112 is a `hidden beast` number, since 401 + 1 + 255 + 5 + 1 + 1 + 2 = 666.

It is a super-2 number, since 2×40112555112² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40112555113) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 17060737 + ... + 17063087.

It is an arithmetic number, because the mean of its divisors is an integer number (655473000).

Almost surely, 2^40112555112 is an apocalyptic number.

40112555112 is a gapful number since it is divisible by the number (42) 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 40112555112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62925408000).

40112555112 is an abundant number, since it is smaller than the sum of its proper divisors (85738260888).

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

40112555112 is a wasteful number, since it uses less digits than its factorization.

40112555112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2816 (or 2809 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 27.

The spelling of 40112555112 in words is "forty billion, one hundred twelve million, five hundred fifty-five thousand, one hundred twelve".