320034430002 has 96 divisors (see below), whose sum is σ = 788813391168. Its totient is φ = 86011075584.

The previous prime is 320034429941. The next prime is 320034430061. The reversal of 320034430002 is 200034430023.

It is a Harshad number since it is a multiple of its sum of digits (21).

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 47 ways as a sum of consecutive naturals, for example, 9314118 + ... + 9348414.

It is an arithmetic number, because the mean of its divisors is an integer number (8216806158).

Almost surely, 2^320034430002 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 320034430002, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (394406695584).

320034430002 is an abundant number, since it is smaller than the sum of its proper divisors (468778961166).

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

320034430002 is a wasteful number, since it uses less digits than its factorization.

320034430002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36200 (or 36193 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 21.

Adding to 320034430002 its sum of digits (21), we get a palindrome (320034430023).

Adding to 320034430002 its reverse (200034430023), we get a palindrome (520068860025).

The spelling of 320034430002 in words is "three hundred twenty billion, thirty-four million, four hundred thirty thousand, two".