32223001566 has 32 divisors (see below), whose sum is σ = 75219655680. Its totient is φ = 9010686816.

The previous prime is 32223001561. The next prime is 32223001579. The reversal of 32223001566 is 66510032223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32223001561) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8159881 + ... + 8163828.

It is an arithmetic number, because the mean of its divisors is an integer number (2350614240).

Almost surely, 2^32223001566 is an apocalyptic number.

32223001566 is an abundant number, since it is smaller than the sum of its proper divisors (42996654114).

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

32223001566 is a wasteful number, since it uses less digits than its factorization.

32223001566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16323768.

The product of its (nonzero) digits is 12960, while the sum is 30.

Adding to 32223001566 its reverse (66510032223), we get a palindrome (98733033789).

The spelling of 32223001566 in words is "thirty-two billion, two hundred twenty-three million, one thousand, five hundred sixty-six".