32378382331 has 2 divisors, whose sum is σ = 32378382332. Its totient is φ = 32378382330.

The previous prime is 32378382307. The next prime is 32378382371. The reversal of 32378382331 is 13328387323.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 32378382331 - 2¹⁹ = 32377858043 is a prime.

It is a super-2 number, since 2×32378382331² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (32378382371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16189191165 + 16189191166.

It is an arithmetic number, because the mean of its divisors is an integer number (16189191166).

Almost surely, 2^32378382331 is an apocalyptic number.

32378382331 is a deficient number, since it is larger than the sum of its proper divisors (1).

32378382331 is an equidigital number, since it uses as much as digits as its factorization.

32378382331 is an evil number, because the sum of its binary digits is even.

The product of its digits is 435456, while the sum is 43.

The spelling of 32378382331 in words is "thirty-two billion, three hundred seventy-eight million, three hundred eighty-two thousand, three hundred thirty-one".