32368664837 has 2 divisors, whose sum is σ = 32368664838. Its totient is φ = 32368664836.

The previous prime is 32368664833. The next prime is 32368664873. The reversal of 32368664837 is 73846686323.

Together with next prime (32368664873) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31616040481 + 752624356 = 177809^2 + 27434^2 .

It is a cyclic number.

It is not a de Polignac number, because 32368664837 - 2² = 32368664833 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32368664833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16184332418 + 16184332419.

It is an arithmetic number, because the mean of its divisors is an integer number (16184332419).

Almost surely, 2^32368664837 is an apocalyptic number.

It is an amenable number.

32368664837 is a deficient number, since it is larger than the sum of its proper divisors (1).

32368664837 is an equidigital number, since it uses as much as digits as its factorization.

32368664837 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20901888, while the sum is 56.

The spelling of 32368664837 in words is "thirty-two billion, three hundred sixty-eight million, six hundred sixty-four thousand, eight hundred thirty-seven".