12076742142 has 40 divisors (see below), whose sum is σ = 27104931216. Its totient is φ = 4019023008.

The previous prime is 12076742141. The next prime is 12076742147. The reversal of 12076742142 is 24124767021.

12076742142 is a `hidden beast` number, since 120 + 76 + 7 + 421 + 42 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 12076742097 and 12076742106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12076742141) by changing a digit.

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 19 ways as a sum of consecutive naturals, for example, 39543 + ... + 160365.

Almost surely, 2^12076742142 is an apocalyptic number.

12076742142 is an abundant number, since it is smaller than the sum of its proper divisors (15028189074).

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

12076742142 is a wasteful number, since it uses less digits than its factorization.

12076742142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121454 (or 121445 counting only the distinct ones).

The product of its (nonzero) digits is 37632, while the sum is 36.

The spelling of 12076742142 in words is "twelve billion, seventy-six million, seven hundred forty-two thousand, one hundred forty-two".