42086059993 has 2 divisors, whose sum is σ = 42086059994. Its totient is φ = 42086059992.

The previous prime is 42086059969. The next prime is 42086060033. The reversal of 42086059993 is 39995068024.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36814864384 + 5271195609 = 191872^2 + 72603^2 .

It is a cyclic number.

It is not a de Polignac number, because 42086059993 - 2⁹ = 42086059481 is a prime.

It is not a weakly prime, because it can be changed into another prime (42086059933) 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 as a sum of consecutive naturals, namely, 21043029996 + 21043029997.

It is an arithmetic number, because the mean of its divisors is an integer number (21043029997).

Almost surely, 2^42086059993 is an apocalyptic number.

It is an amenable number.

42086059993 is a deficient number, since it is larger than the sum of its proper divisors (1).

42086059993 is an equidigital number, since it uses as much as digits as its factorization.

42086059993 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4199040, while the sum is 55.

The spelling of 42086059993 in words is "forty-two billion, eighty-six million, fifty-nine thousand, nine hundred ninety-three".