325356653563 has 2 divisors, whose sum is σ = 325356653564. Its totient is φ = 325356653562.

The previous prime is 325356653539. The next prime is 325356653641. The reversal of 325356653563 is 365356653523.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-325356653563 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 325356653563.

It is not a weakly prime, because it can be changed into another prime (325356656563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162678326781 + 162678326782.

It is an arithmetic number, because the mean of its divisors is an integer number (162678326782).

Almost surely, 2^325356653563 is an apocalyptic number.

325356653563 is a deficient number, since it is larger than the sum of its proper divisors (1).

325356653563 is an equidigital number, since it uses as much as digits as its factorization.

325356653563 is an evil number, because the sum of its binary digits is even.

The product of its digits is 21870000, while the sum is 52.

The spelling of 325356653563 in words is "three hundred twenty-five billion, three hundred fifty-six million, six hundred fifty-three thousand, five hundred sixty-three".