325223656651 has 2 divisors, whose sum is σ = 325223656652. Its totient is φ = 325223656650.

The previous prime is 325223656631. The next prime is 325223656673. The reversal of 325223656651 is 156656322523.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 325223656651 - 2⁵ = 325223656619 is a prime.

It is not a weakly prime, because it can be changed into another prime (325223656631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162611828325 + 162611828326.

It is an arithmetic number, because the mean of its divisors is an integer number (162611828326).

Almost surely, 2^325223656651 is an apocalyptic number.

325223656651 is a deficient number, since it is larger than the sum of its proper divisors (1).

325223656651 is an equidigital number, since it uses as much as digits as its factorization.

325223656651 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1944000, while the sum is 46.

The spelling of 325223656651 in words is "three hundred twenty-five billion, two hundred twenty-three million, six hundred fifty-six thousand, six hundred fifty-one".