503041652420 has 48 divisors (see below), whose sum is σ = 1081461408048. Its totient is φ = 196495257600.

The previous prime is 503041652381. The next prime is 503041652447. The reversal of 503041652420 is 24256140305.

It can be written as a sum of positive squares in 8 ways, for example, as 81103065796 + 421938586624 = 284786^2 + 649568^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1558229 + ... + 1853148.

It is an arithmetic number, because the mean of its divisors is an integer number (22530446001).

Almost surely, 2^503041652420 is an apocalyptic number.

It is an amenable number.

503041652420 is an abundant number, since it is smaller than the sum of its proper divisors (578419755628).

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

503041652420 is a wasteful number, since it uses less digits than its factorization.

503041652420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3411560 (or 3411558 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 32.

Adding to 503041652420 its reverse (24256140305), we get a palindrome (527297792725).

The spelling of 503041652420 in words is "five hundred three billion, forty-one million, six hundred fifty-two thousand, four hundred twenty".