325452377821 has 2 divisors, whose sum is σ = 325452377822. Its totient is φ = 325452377820.

The previous prime is 325452377801. The next prime is 325452377837. The reversal of 325452377821 is 128773254523.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 323066055321 + 2386322500 = 568389^2 + 48850^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-325452377821 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (325452377801) 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, 162726188910 + 162726188911.

It is an arithmetic number, because the mean of its divisors is an integer number (162726188911).

Almost surely, 2^325452377821 is an apocalyptic number.

It is an amenable number.

325452377821 is a deficient number, since it is larger than the sum of its proper divisors (1).

325452377821 is an equidigital number, since it uses as much as digits as its factorization.

325452377821 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2822400, while the sum is 49.

The spelling of 325452377821 in words is "three hundred twenty-five billion, four hundred fifty-two million, three hundred seventy-seven thousand, eight hundred twenty-one".