42056686183 has 2 divisors, whose sum is σ = 42056686184. Its totient is φ = 42056686182.

The previous prime is 42056686171. The next prime is 42056686261. The reversal of 42056686183 is 38168665024.

It is a happy number.

42056686183 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42056686183 - 2¹⁷ = 42056555111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42056686583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21028343091 + 21028343092.

It is an arithmetic number, because the mean of its divisors is an integer number (21028343092).

Almost surely, 2^42056686183 is an apocalyptic number.

42056686183 is a deficient number, since it is larger than the sum of its proper divisors (1).

42056686183 is an equidigital number, since it uses as much as digits as its factorization.

42056686183 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1658880, while the sum is 49.

The spelling of 42056686183 in words is "forty-two billion, fifty-six million, six hundred eighty-six thousand, one hundred eighty-three".