320034453530 has 128 divisors (see below), whose sum is σ = 690211881216. Its totient is φ = 105515827200.

The previous prime is 320034453503. The next prime is 320034453569. The reversal of 320034453530 is 35354430023.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5842670 + ... + 5897190.

It is an arithmetic number, because the mean of its divisors is an integer number (5392280322).

Almost surely, 2^320034453530 is an apocalyptic number.

320034453530 is an abundant number, since it is smaller than the sum of its proper divisors (370177427686).

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

320034453530 is a wasteful number, since it uses less digits than its factorization.

320034453530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54672.

The product of its (nonzero) digits is 64800, while the sum is 32.

Adding to 320034453530 its reverse (35354430023), we get a palindrome (355388883553).

The spelling of 320034453530 in words is "three hundred twenty billion, thirty-four million, four hundred fifty-three thousand, five hundred thirty".