32660514989 has 2 divisors, whose sum is σ = 32660514990. Its totient is φ = 32660514988.

The previous prime is 32660514979. The next prime is 32660515003. The reversal of 32660514989 is 98941506623.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30116825764 + 2543689225 = 173542^2 + 50435^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-32660514989 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 32660514989.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32660514919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16330257494 + 16330257495.

It is an arithmetic number, because the mean of its divisors is an integer number (16330257495).

Almost surely, 2^32660514989 is an apocalyptic number.

It is an amenable number.

32660514989 is a deficient number, since it is larger than the sum of its proper divisors (1).

32660514989 is an equidigital number, since it uses as much as digits as its factorization.

32660514989 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2799360, while the sum is 53.

The spelling of 32660514989 in words is "thirty-two billion, six hundred sixty million, five hundred fourteen thousand, nine hundred eighty-nine".