32066640442 has 8 divisors (see below), whose sum is σ = 50631537600. Its totient is φ = 15189461244.

The previous prime is 32066640413. The next prime is 32066640443. The reversal of 32066640442 is 24404666023.

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

It is not an unprimeable number, because it can be changed into a prime (32066640443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 421929442 + ... + 421929517.

It is an arithmetic number, because the mean of its divisors is an integer number (6328942200).

Almost surely, 2^32066640442 is an apocalyptic number.

32066640442 is a deficient number, since it is larger than the sum of its proper divisors (18564897158).

32066640442 is a wasteful number, since it uses less digits than its factorization.

32066640442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 843858980.

The product of its (nonzero) digits is 165888, while the sum is 37.

The spelling of 32066640442 in words is "thirty-two billion, sixty-six million, six hundred forty thousand, four hundred forty-two".