320323030152 has 32 divisors (see below), whose sum is σ = 800823434400. Its totient is φ = 106772228864.

The previous prime is 320323030133. The next prime is 320323030189. The reversal of 320323030152 is 251030323023.

It is a super-2 number, since 2×320323030152² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1533328 + ... + 1729664.

It is an arithmetic number, because the mean of its divisors is an integer number (25025732325).

Almost surely, 2^320323030152 is an apocalyptic number.

It is an amenable number.

320323030152 is an abundant number, since it is smaller than the sum of its proper divisors (480500404248).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

320323030152 is a wasteful number, since it uses less digits than its factorization.

320323030152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264325 (or 264321 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 24.

Adding to 320323030152 its reverse (251030323023), we get a palindrome (571353353175).

The spelling of 320323030152 in words is "three hundred twenty billion, three hundred twenty-three million, thirty thousand, one hundred fifty-two".