220065525566 has 8 divisors (see below), whose sum is σ = 330384586944. Its totient is φ = 109937329920.

The previous prime is 220065525541. The next prime is 220065525583. The reversal of 220065525566 is 665525560022.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47713550 + ... + 47718161.

It is an arithmetic number, because the mean of its divisors is an integer number (41298073368).

Almost surely, 2^220065525566 is an apocalyptic number.

220065525566 is a deficient number, since it is larger than the sum of its proper divisors (110319061378).

220065525566 is a wasteful number, since it uses less digits than its factorization.

220065525566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95432866.

The product of its (nonzero) digits is 1080000, while the sum is 44.

The spelling of 220065525566 in words is "two hundred twenty billion, sixty-five million, five hundred twenty-five thousand, five hundred sixty-six".