42726068566259 has 8 divisors (see below), whose sum is σ = 46012759101792. Its totient is φ = 39439388013120.

The previous prime is 42726068566253. The next prime is 42726068566267. The reversal of 42726068566259 is 95266586062724.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42726068566259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42726068566253) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8041874 + ... + 12252504.

It is an arithmetic number, because the mean of its divisors is an integer number (5751594887724).

Almost surely, 2^{42726068566259} is an apocalyptic number.

42726068566259 is a deficient number, since it is larger than the sum of its proper divisors (3286690535533).

42726068566259 is a wasteful number, since it uses less digits than its factorization.

42726068566259 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4991197.

The product of its (nonzero) digits is 522547200, while the sum is 68.

The spelling of 42726068566259 in words is "forty-two trillion, seven hundred twenty-six billion, sixty-eight million, five hundred sixty-six thousand, two hundred fifty-nine".