32320322389 has 2 divisors, whose sum is σ = 32320322390. Its totient is φ = 32320322388.

The previous prime is 32320322347. The next prime is 32320322417. The reversal of 32320322389 is 98322302323.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28093112100 + 4227210289 = 167610^2 + 65017^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-32320322389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32320322339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16160161194 + 16160161195.

It is an arithmetic number, because the mean of its divisors is an integer number (16160161195).

Almost surely, 2^32320322389 is an apocalyptic number.

It is an amenable number.

32320322389 is a deficient number, since it is larger than the sum of its proper divisors (1).

32320322389 is an equidigital number, since it uses as much as digits as its factorization.

32320322389 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 93312, while the sum is 37.

The spelling of 32320322389 in words is "thirty-two billion, three hundred twenty million, three hundred twenty-two thousand, three hundred eighty-nine".