325308881663 has 2 divisors, whose sum is σ = 325308881664. Its totient is φ = 325308881662.

The previous prime is 325308881641. The next prime is 325308881701. The reversal of 325308881663 is 366188803523.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 325308881663 - 2¹⁰ = 325308880639 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (325308781663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162654440831 + 162654440832.

It is an arithmetic number, because the mean of its divisors is an integer number (162654440832).

Almost surely, 2^325308881663 is an apocalyptic number.

325308881663 is a deficient number, since it is larger than the sum of its proper divisors (1).

325308881663 is an equidigital number, since it uses as much as digits as its factorization.

325308881663 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4976640, while the sum is 53.

The spelling of 325308881663 in words is "three hundred twenty-five billion, three hundred eight million, eight hundred eighty-one thousand, six hundred sixty-three".