32425164391 has 2 divisors, whose sum is σ = 32425164392. Its totient is φ = 32425164390.

The previous prime is 32425164389. The next prime is 32425164449. The reversal of 32425164391 is 19346152423.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 32425164391 - 2¹ = 32425164389 is a prime.

Together with 32425164389, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32425164361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16212582195 + 16212582196.

It is an arithmetic number, because the mean of its divisors is an integer number (16212582196).

Almost surely, 2^32425164391 is an apocalyptic number.

32425164391 is a deficient number, since it is larger than the sum of its proper divisors (1).

32425164391 is an equidigital number, since it uses as much as digits as its factorization.

32425164391 is an evil number, because the sum of its binary digits is even.

The product of its digits is 155520, while the sum is 40.

The spelling of 32425164391 in words is "thirty-two billion, four hundred twenty-five million, one hundred sixty-four thousand, three hundred ninety-one".