32620995989 has 8 divisors (see below), whose sum is σ = 34577808768. Its totient is φ = 30668397760.

The previous prime is 32620995977. The next prime is 32620996027. The reversal of 32620995989 is 98959902623.

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

It is a cyclic number.

It is not a de Polignac number, because 32620995989 - 2⁴ = 32620995973 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32620995929) 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 7 ways as a sum of consecutive naturals, for example, 1037687 + ... + 1068660.

It is an arithmetic number, because the mean of its divisors is an integer number (4322226096).

Almost surely, 2^32620995989 is an apocalyptic number.

It is an amenable number.

32620995989 is a deficient number, since it is larger than the sum of its proper divisors (1956812779).

32620995989 is a wasteful number, since it uses less digits than its factorization.

32620995989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2107275.

The product of its (nonzero) digits is 18895680, while the sum is 62.

The spelling of 32620995989 in words is "thirty-two billion, six hundred twenty million, nine hundred ninety-five thousand, nine hundred eighty-nine".