323181480513 has 4 divisors (see below), whose sum is σ = 430908640688. Its totient is φ = 215454320340.

The previous prime is 323181480487. The next prime is 323181480541. The reversal of 323181480513 is 315084181323.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 323181480513 - 2²⁶ = 323114371649 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (323181480563) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53863580083 + ... + 53863580088.

It is an arithmetic number, because the mean of its divisors is an integer number (107727160172).

Almost surely, 2^323181480513 is an apocalyptic number.

It is an amenable number.

323181480513 is a deficient number, since it is larger than the sum of its proper divisors (107727160175).

323181480513 is a wasteful number, since it uses less digits than its factorization.

323181480513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107727160174.

The product of its (nonzero) digits is 69120, while the sum is 39.

The spelling of 323181480513 in words is "three hundred twenty-three billion, one hundred eighty-one million, four hundred eighty thousand, five hundred thirteen".