42708246659 has 4 divisors (see below), whose sum is σ = 45993496416. Its totient is φ = 39422996904.

The previous prime is 42708246641. The next prime is 42708246667. The reversal of 42708246659 is 95664280724.

It is a happy number.

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 42708246659 - 2⁸ = 42708246403 is a prime.

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 42708246659.

It is not an unprimeable number, because it can be changed into a prime (42708246059) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1642624859 + ... + 1642624884.

It is an arithmetic number, because the mean of its divisors is an integer number (11498374104).

Almost surely, 2^42708246659 is an apocalyptic number.

42708246659 is a deficient number, since it is larger than the sum of its proper divisors (3285249757).

42708246659 is a wasteful number, since it uses less digits than its factorization.

42708246659 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3285249756.

The product of its (nonzero) digits is 5806080, while the sum is 53.

The spelling of 42708246659 in words is "forty-two billion, seven hundred eight million, two hundred forty-six thousand, six hundred fifty-nine".