325464644135 has 4 divisors (see below), whose sum is σ = 390557572968. Its totient is φ = 260371715304.

The previous prime is 325464644081. The next prime is 325464644143. The reversal of 325464644135 is 531446464523.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 325464644135 - 2²⁶ = 325397535271 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 325464644135.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32546464409 + ... + 32546464418.

It is an arithmetic number, because the mean of its divisors is an integer number (97639393242).

Almost surely, 2^325464644135 is an apocalyptic number.

325464644135 is a deficient number, since it is larger than the sum of its proper divisors (65092928833).

325464644135 is an equidigital number, since it uses as much as digits as its factorization.

325464644135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65092928832.

The product of its digits is 4147200, while the sum is 47.

The spelling of 325464644135 in words is "three hundred twenty-five billion, four hundred sixty-four million, six hundred forty-four thousand, one hundred thirty-five".