326454213601 has 2 divisors, whose sum is σ = 326454213602. Its totient is φ = 326454213600.

The previous prime is 326454213587. The next prime is 326454213643. The reversal of 326454213601 is 106312454623.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 321887157201 + 4567056400 = 567351^2 + 67580^2 .

It is a cyclic number.

It is not a de Polignac number, because 326454213601 - 2⁷ = 326454213473 is a prime.

It is not a weakly prime, because it can be changed into another prime (326454213671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 163227106800 + 163227106801.

It is an arithmetic number, because the mean of its divisors is an integer number (163227106801).

Almost surely, 2^326454213601 is an apocalyptic number.

It is an amenable number.

326454213601 is a deficient number, since it is larger than the sum of its proper divisors (1).

326454213601 is an equidigital number, since it uses as much as digits as its factorization.

326454213601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 103680, while the sum is 37.

The spelling of 326454213601 in words is "three hundred twenty-six billion, four hundred fifty-four million, two hundred thirteen thousand, six hundred one".