320423311003032 has 96 divisors (see below), whose sum is σ = 873069735283200. Its totient is φ = 106160892107712.

The previous prime is 320423311002997. The next prime is 320423311003039. The reversal of 320423311003032 is 230300113324023.

320423311003032 is a `hidden beast` number, since 3 + 2 + 0 + 42 + 3 + 311 + 0 + 0 + 303 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 320423311002987 and 320423311003005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320423311003039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 175109143 + ... + 176929529.

It is an arithmetic number, because the mean of its divisors is an integer number (9094476409200).

Almost surely, 2^{320423311003032} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 320423311003032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (436534867641600).

320423311003032 is an abundant number, since it is smaller than the sum of its proper divisors (552646424280168).

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

320423311003032 is a wasteful number, since it uses less digits than its factorization.

320423311003032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1835205 (or 1835198 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 27.

Adding to 320423311003032 its reverse (230300113324023), we get a palindrome (550723424327055).

The spelling of 320423311003032 in words is "three hundred twenty trillion, four hundred twenty-three billion, three hundred eleven million, three thousand, thirty-two".