325643222633 has 2 divisors, whose sum is σ = 325643222634. Its totient is φ = 325643222632.

The previous prime is 325643222629. The next prime is 325643222651. The reversal of 325643222633 is 336222346523.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 309684459049 + 15958763584 = 556493^2 + 126328^2 .

It is a cyclic number.

It is not a de Polignac number, because 325643222633 - 2² = 325643222629 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (325643222683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162821611316 + 162821611317.

It is an arithmetic number, because the mean of its divisors is an integer number (162821611317).

Almost surely, 2^325643222633 is an apocalyptic number.

It is an amenable number.

325643222633 is a deficient number, since it is larger than the sum of its proper divisors (1).

325643222633 is an equidigital number, since it uses as much as digits as its factorization.

325643222633 is an evil number, because the sum of its binary digits is even.

The product of its digits is 933120, while the sum is 41.

The spelling of 325643222633 in words is "three hundred twenty-five billion, six hundred forty-three million, two hundred twenty-two thousand, six hundred thirty-three".