325780823987 has 2 divisors, whose sum is σ = 325780823988. Its totient is φ = 325780823986.

The previous prime is 325780823969. The next prime is 325780824001. The reversal of 325780823987 is 789328087523.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 325780823987 - 2²² = 325776629683 is a prime.

It is a super-2 number, since 2×325780823987² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (325780823957) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162890411993 + 162890411994.

It is an arithmetic number, because the mean of its divisors is an integer number (162890411994).

Almost surely, 2^325780823987 is an apocalyptic number.

325780823987 is a deficient number, since it is larger than the sum of its proper divisors (1).

325780823987 is an equidigital number, since it uses as much as digits as its factorization.

325780823987 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40642560, while the sum is 62.

The spelling of 325780823987 in words is "three hundred twenty-five billion, seven hundred eighty million, eight hundred twenty-three thousand, nine hundred eighty-seven".