32665641403 has 2 divisors, whose sum is σ = 32665641404. Its totient is φ = 32665641402.

The previous prime is 32665641373. The next prime is 32665641413. The reversal of 32665641403 is 30414656623.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-32665641403 is a prime.

It is not a weakly prime, because it can be changed into another prime (32665641413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16332820701 + 16332820702.

It is an arithmetic number, because the mean of its divisors is an integer number (16332820702).

Almost surely, 2^32665641403 is an apocalyptic number.

32665641403 is a deficient number, since it is larger than the sum of its proper divisors (1).

32665641403 is an equidigital number, since it uses as much as digits as its factorization.

32665641403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 311040, while the sum is 40.

The spelling of 32665641403 in words is "thirty-two billion, six hundred sixty-five million, six hundred forty-one thousand, four hundred three".