32665623020 has 12 divisors (see below), whose sum is σ = 68597808384. Its totient is φ = 13066249200.

The previous prime is 32665623019. The next prime is 32665623101. The reversal of 32665623020 is 2032656623.

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, 816640556 + ... + 816640595.

It is an arithmetic number, because the mean of its divisors is an integer number (5716484032).

Almost surely, 2^32665623020 is an apocalyptic number.

It is an amenable number.

32665623020 is an abundant number, since it is smaller than the sum of its proper divisors (35932185364).

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

32665623020 is a wasteful number, since it uses less digits than its factorization.

32665623020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1633281160 (or 1633281158 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 35.

The spelling of 32665623020 in words is "thirty-two billion, six hundred sixty-five million, six hundred twenty-three thousand, twenty".