32899930866 has 96 divisors (see below), whose sum is σ = 80710838208. Its totient is φ = 9961367040.

The previous prime is 32899930841. The next prime is 32899930891. The reversal of 32899930866 is 66803999823.

It is an interprime number because it is at equal distance from previous prime (32899930841) and next prime (32899930891).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10225290 + ... + 10228506.

It is an arithmetic number, because the mean of its divisors is an integer number (840737898).

Almost surely, 2^32899930866 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 32899930866, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40355419104).

32899930866 is an abundant number, since it is smaller than the sum of its proper divisors (47810907342).

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

32899930866 is a wasteful number, since it uses less digits than its factorization.

32899930866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5158 (or 5146 counting only the distinct ones).

The product of its (nonzero) digits is 30233088, while the sum is 63.

The spelling of 32899930866 in words is "thirty-two billion, eight hundred ninety-nine million, nine hundred thirty thousand, eight hundred sixty-six".