32664186473 has 2 divisors, whose sum is σ = 32664186474. Its totient is φ = 32664186472.

The previous prime is 32664186469. The next prime is 32664186491. The reversal of 32664186473 is 37468146623.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32518187584 + 145998889 = 180328^2 + 12083^2 .

It is a cyclic number.

It is not a de Polignac number, because 32664186473 - 2² = 32664186469 is a prime.

It is not a weakly prime, because it can be changed into another prime (32664186403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16332093236 + 16332093237.

It is an arithmetic number, because the mean of its divisors is an integer number (16332093237).

Almost surely, 2^32664186473 is an apocalyptic number.

It is an amenable number.

32664186473 is a deficient number, since it is larger than the sum of its proper divisors (1).

32664186473 is an equidigital number, since it uses as much as digits as its factorization.

32664186473 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3483648, while the sum is 50.

The spelling of 32664186473 in words is "thirty-two billion, six hundred sixty-four million, one hundred eighty-six thousand, four hundred seventy-three".