42686807068 has 6 divisors (see below), whose sum is σ = 74701912376. Its totient is φ = 21343403532.

The previous prime is 42686807063. The next prime is 42686807071. The reversal of 42686807068 is 86070868624.

42686807068 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×42686807068³ (a number of 33 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42686807063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5335850880 + ... + 5335850887.

Almost surely, 2^42686807068 is an apocalyptic number.

It is an amenable number.

42686807068 is a deficient number, since it is larger than the sum of its proper divisors (32015105308).

42686807068 is a wasteful number, since it uses less digits than its factorization.

42686807068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10671701771 (or 10671701769 counting only the distinct ones).

The product of its (nonzero) digits is 6193152, while the sum is 55.

The spelling of 42686807068 in words is "forty-two billion, six hundred eighty-six million, eight hundred seven thousand, sixty-eight".