320133342433 has 4 divisors (see below), whose sum is σ = 321921797040. Its totient is φ = 318344887828.

The previous prime is 320133342407. The next prime is 320133342439. The reversal of 320133342433 is 334243331023.

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, and also an emirpimes, since its reverse is a distinct semiprime: 334243331023 = 7 ⋅47749047289.

It is a cyclic number.

It is not a de Polignac number, because 320133342433 - 2²⁹ = 319596471521 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 320133342395 and 320133342404.

It is not an unprimeable number, because it can be changed into a prime (320133342439) 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, 894227035 + ... + 894227392.

It is an arithmetic number, because the mean of its divisors is an integer number (80480449260).

Almost surely, 2^320133342433 is an apocalyptic number.

It is an amenable number.

320133342433 is a deficient number, since it is larger than the sum of its proper divisors (1788454607).

320133342433 is a wasteful number, since it uses less digits than its factorization.

320133342433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1788454606.

The product of its (nonzero) digits is 46656, while the sum is 31.

Adding to 320133342433 its reverse (334243331023), we get a palindrome (654376673456).

The spelling of 320133342433 in words is "three hundred twenty billion, one hundred thirty-three million, three hundred forty-two thousand, four hundred thirty-three".