42842889659 has 8 divisors (see below), whose sum is σ = 44718270720. Its totient is φ = 40968562536.

The previous prime is 42842889641. The next prime is 42842889757. The reversal of 42842889659 is 95698824824.

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

It is a cyclic number.

It is not a de Polignac number, because 42842889659 - 2⁸ = 42842889403 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42842889595 and 42842889604.

It is not an unprimeable number, because it can be changed into a prime (42842889259) 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, 179837 + ... + 343550.

It is an arithmetic number, because the mean of its divisors is an integer number (5589783840).

Almost surely, 2^42842889659 is an apocalyptic number.

42842889659 is a deficient number, since it is larger than the sum of its proper divisors (1875381061).

42842889659 is a wasteful number, since it uses less digits than its factorization.

42842889659 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 526969.

The product of its digits is 79626240, while the sum is 65.

The spelling of 42842889659 in words is "forty-two billion, eight hundred forty-two million, eight hundred eighty-nine thousand, six hundred fifty-nine".