142891267012 has 12 divisors (see below), whose sum is σ = 269295080236. Its totient is φ = 65949815520.

The previous prime is 142891266997. The next prime is 142891267039. The reversal of 142891267012 is 210762198241.

142891267012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 10020810816 + 132870456196 = 100104^2 + 364514^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 142891267012.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1373954439 + ... + 1373954542.

Almost surely, 2^142891267012 is an apocalyptic number.

It is an amenable number.

142891267012 is a deficient number, since it is larger than the sum of its proper divisors (126403813224).

142891267012 is a wasteful number, since it uses less digits than its factorization.

142891267012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2747908998 (or 2747908996 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 43.

The spelling of 142891267012 in words is "one hundred forty-two billion, eight hundred ninety-one million, two hundred sixty-seven thousand, twelve".