32704665997 has 2 divisors, whose sum is σ = 32704665998. Its totient is φ = 32704665996.

The previous prime is 32704665991. The next prime is 32704666031. The reversal of 32704665997 is 79956640723.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30660360201 + 2044305796 = 175101^2 + 45214^2 .

It is a cyclic number.

It is not a de Polignac number, because 32704665997 - 2³ = 32704665989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32704665991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16352332998 + 16352332999.

It is an arithmetic number, because the mean of its divisors is an integer number (16352332999).

Almost surely, 2^32704665997 is an apocalyptic number.

It is an amenable number.

32704665997 is a deficient number, since it is larger than the sum of its proper divisors (1).

32704665997 is an equidigital number, since it uses as much as digits as its factorization.

32704665997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17146080, while the sum is 58.

The spelling of 32704665997 in words is "thirty-two billion, seven hundred four million, six hundred sixty-five thousand, nine hundred ninety-seven".