42140005112 has 32 divisors (see below), whose sum is σ = 80117722080. Its totient is φ = 20775444480.

The previous prime is 42140005097. The next prime is 42140005163. The reversal of 42140005112 is 21150004124.

It is a happy number.

It is a super-2 number, since 2×42140005112² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2608853 + ... + 2624955.

It is an arithmetic number, because the mean of its divisors is an integer number (2503678815).

Almost surely, 2^42140005112 is an apocalyptic number.

It is an amenable number.

42140005112 is a deficient number, since it is larger than the sum of its proper divisors (37977716968).

42140005112 is a wasteful number, since it uses less digits than its factorization.

42140005112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20663 (or 20659 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 20.

Adding to 42140005112 its reverse (21150004124), we get a palindrome (63290009236).

The spelling of 42140005112 in words is "forty-two billion, one hundred forty million, five thousand, one hundred twelve".