42686201339 has 4 divisors (see below), whose sum is σ = 42770064720. Its totient is φ = 42602337960.

The previous prime is 42686201321. The next prime is 42686201359. The reversal of 42686201339 is 93310268624.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 42686201339 - 2¹⁶ = 42686135803 is a prime.

It is a super-3 number, since 3×42686201339³ (a number of 33 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 42686201339.

It is not an unprimeable number, because it can be changed into a prime (42686201359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41930927 + ... + 41931944.

It is an arithmetic number, because the mean of its divisors is an integer number (10692516180).

Almost surely, 2^42686201339 is an apocalyptic number.

42686201339 is a deficient number, since it is larger than the sum of its proper divisors (83863381).

42686201339 is an equidigital number, since it uses as much as digits as its factorization.

42686201339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83863380.

The product of its (nonzero) digits is 373248, while the sum is 44.

The spelling of 42686201339 in words is "forty-two billion, six hundred eighty-six million, two hundred one thousand, three hundred thirty-nine".