42217698066 has 8 divisors (see below), whose sum is σ = 84435396144. Its totient is φ = 14072566020.

The previous prime is 42217698049. The next prime is 42217698077. The reversal of 42217698066 is 66089671224.

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

42217698066 is an admirable number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3518141500 + ... + 3518141511.

It is an arithmetic number, because the mean of its divisors is an integer number (10554424518).

Almost surely, 2^42217698066 is an apocalyptic number.

42217698066 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42217698066 is a wasteful number, since it uses less digits than its factorization.

42217698066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7036283016.

The product of its (nonzero) digits is 1741824, while the sum is 51.

The spelling of 42217698066 in words is "forty-two billion, two hundred seventeen million, six hundred ninety-eight thousand, sixty-six".