42112534012 has 48 divisors (see below), whose sum is σ = 74872225792. Its totient is φ = 20723895360.

The previous prime is 42112534003. The next prime is 42112534019. The reversal of 42112534012 is 21043521124.

It is a super-2 number, since 2×42112534012² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42112534019) 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 15 ways as a sum of consecutive naturals, for example, 47692123 + ... + 47693005.

Almost surely, 2^42112534012 is an apocalyptic number.

It is an amenable number.

42112534012 is a deficient number, since it is larger than the sum of its proper divisors (32759691780).

42112534012 is a wasteful number, since it uses less digits than its factorization.

42112534012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1658 (or 1656 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

The spelling of 42112534012 in words is "forty-two billion, one hundred twelve million, five hundred thirty-four thousand, twelve".