532323320520 has 128 divisors (see below), whose sum is σ = 1618341120000. Its totient is φ = 140055801600.

The previous prime is 532323320491. The next prime is 532323320533. The reversal of 532323320520 is 25023323235.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13736131 + ... + 13774829.

It is an arithmetic number, because the mean of its divisors is an integer number (12643290000).

Almost surely, 2^532323320520 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 532323320520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (809170560000).

532323320520 is an abundant number, since it is smaller than the sum of its proper divisors (1086017799480).

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

532323320520 is a wasteful number, since it uses less digits than its factorization.

532323320520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40243 (or 40239 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 30.

Adding to 532323320520 its reverse (25023323235), we get a palindrome (557346643755).

The spelling of 532323320520 in words is "five hundred thirty-two billion, three hundred twenty-three million, three hundred twenty thousand, five hundred twenty".