326467864253 has 2 divisors, whose sum is σ = 326467864254. Its totient is φ = 326467864252.

The previous prime is 326467864201. The next prime is 326467864273. The reversal of 326467864253 is 352468764623.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 214736779609 + 111731084644 = 463397^2 + 334262^2 .

It is a cyclic number.

It is not a de Polignac number, because 326467864253 - 2⁶ = 326467864189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (326467864273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 163233932126 + 163233932127.

It is an arithmetic number, because the mean of its divisors is an integer number (163233932127).

Almost surely, 2^326467864253 is an apocalyptic number.

It is an amenable number.

326467864253 is a deficient number, since it is larger than the sum of its proper divisors (1).

326467864253 is an equidigital number, since it uses as much as digits as its factorization.

326467864253 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34836480, while the sum is 56.

The spelling of 326467864253 in words is "three hundred twenty-six billion, four hundred sixty-seven million, eight hundred sixty-four thousand, two hundred fifty-three".