42856231027142 has 16 divisors (see below), whose sum is σ = 69229404192480. Its totient is φ = 19779768101952.

The previous prime is 42856231027133. The next prime is 42856231027153. The reversal of 42856231027142 is 24172013265824.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31509359 + ... + 32841317.

It is an arithmetic number, because the mean of its divisors is an integer number (4326837762030).

Almost surely, 2^{42856231027142} is an apocalyptic number.

42856231027142 is a deficient number, since it is larger than the sum of its proper divisors (26373173165338).

42856231027142 is a wasteful number, since it uses less digits than its factorization.

42856231027142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2569487.

The product of its (nonzero) digits is 1290240, while the sum is 47.

The spelling of 42856231027142 in words is "forty-two trillion, eight hundred fifty-six billion, two hundred thirty-one million, twenty-seven thousand, one hundred forty-two".