32144304217 has 2 divisors, whose sum is σ = 32144304218. Its totient is φ = 32144304216.

The previous prime is 32144304167. The next prime is 32144304359. The reversal of 32144304217 is 71240344123.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23785042176 + 8359262041 = 154224^2 + 91429^2 .

It is a cyclic number.

It is not a de Polignac number, because 32144304217 - 2²⁷ = 32010086489 is a prime.

It is not a weakly prime, because it can be changed into another prime (32144304817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16072152108 + 16072152109.

It is an arithmetic number, because the mean of its divisors is an integer number (16072152109).

Almost surely, 2^32144304217 is an apocalyptic number.

It is an amenable number.

32144304217 is a deficient number, since it is larger than the sum of its proper divisors (1).

32144304217 is an equidigital number, since it uses as much as digits as its factorization.

32144304217 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16128, while the sum is 31.

The spelling of 32144304217 in words is "thirty-two billion, one hundred forty-four million, three hundred four thousand, two hundred seventeen".