328522449457 has 16 divisors (see below), whose sum is σ = 344150508672. Its totient is φ = 313007960320.

The previous prime is 328522449433. The next prime is 328522449467. The reversal of 328522449457 is 754944225823.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 328522449457 - 2¹⁹ = 328521925169 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 328522449398 and 328522449407.

It is not an unprimeable number, because it can be changed into a prime (328522449407) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9906498 + ... + 9939604.

It is an arithmetic number, because the mean of its divisors is an integer number (21509406792).

Almost surely, 2^328522449457 is an apocalyptic number.

It is an amenable number.

328522449457 is a deficient number, since it is larger than the sum of its proper divisors (15628059215).

328522449457 is a wasteful number, since it uses less digits than its factorization.

328522449457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34808.

The product of its digits is 19353600, while the sum is 55.

The spelling of 328522449457 in words is "three hundred twenty-eight billion, five hundred twenty-two million, four hundred forty-nine thousand, four hundred fifty-seven".