42623555112 has 48 divisors (see below), whose sum is σ = 118558769940. Its totient is φ = 13823854848.

The previous prime is 42623555111. The next prime is 42623555119. The reversal of 42623555112 is 21155532624.

42623555112 is a `hidden beast` number, since 4 + 2 + 62 + 35 + 551 + 12 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 38163185316 + 4460369796 = 195354^2 + 66786^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (42623555111) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 7997253 + ... + 8002580.

Almost surely, 2^42623555112 is an apocalyptic number.

It is an amenable number.

42623555112 is an abundant number, since it is smaller than the sum of its proper divisors (75935214828).

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

42623555112 is a wasteful number, since it uses less digits than its factorization.

42623555112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15999882 (or 15999875 counting only the distinct ones).

The product of its digits is 72000, while the sum is 36.

The spelling of 42623555112 in words is "forty-two billion, six hundred twenty-three million, five hundred fifty-five thousand, one hundred twelve".