32666223504 has 80 divisors (see below), whose sum is σ = 86400541440. Its totient is φ = 10630195200.

The previous prime is 32666223497. The next prime is 32666223509. The reversal of 32666223504 is 40532266623.

It is not an unprimeable number, because it can be changed into a prime (32666223509) 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, 886602 + ... + 922710.

It is an arithmetic number, because the mean of its divisors is an integer number (1080006768).

Almost surely, 2^32666223504 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 32666223504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43200270720).

32666223504 is an abundant number, since it is smaller than the sum of its proper divisors (53734317936).

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

32666223504 is a wasteful number, since it uses less digits than its factorization.

32666223504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36568 (or 36562 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 39.

The spelling of 32666223504 in words is "thirty-two billion, six hundred sixty-six million, two hundred twenty-three thousand, five hundred four".