503220434532 has 48 divisors (see below), whose sum is σ = 1262277488640. Its totient is φ = 155530612512.

The previous prime is 503220434503. The next prime is 503220434537. The reversal of 503220434532 is 235434022305.

It is a junction number, because it is equal to n+sod(n) for n = 503220434493 and 503220434502.

It is not an unprimeable number, because it can be changed into a prime (503220434537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23469148 + ... + 23490579.

It is an arithmetic number, because the mean of its divisors is an integer number (26297447680).

Almost surely, 2^503220434532 is an apocalyptic number.

It is an amenable number.

503220434532 is an abundant number, since it is smaller than the sum of its proper divisors (759057054108).

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

503220434532 is a wasteful number, since it uses less digits than its factorization.

503220434532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46959800 (or 46959798 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 33.

Adding to 503220434532 its reverse (235434022305), we get a palindrome (738654456837).

The spelling of 503220434532 in words is "five hundred three billion, two hundred twenty million, four hundred thirty-four thousand, five hundred thirty-two".