500432043520 has 80 divisors (see below), whose sum is σ = 1206494216928. Its totient is φ = 199066705920.

The previous prime is 500432043497. The next prime is 500432043539. The reversal of 500432043520 is 25340234005.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76644 + ... + 1003363.

Almost surely, 2^500432043520 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 500432043520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (603247108464).

500432043520 is an abundant number, since it is smaller than the sum of its proper divisors (706062173408).

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

500432043520 is a wasteful number, since it uses less digits than its factorization.

500432043520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1080211 (or 1080195 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 28.

Adding to 500432043520 its reverse (25340234005), we get a palindrome (525772277525).

The spelling of 500432043520 in words is "five hundred billion, four hundred thirty-two million, forty-three thousand, five hundred twenty".