503530251052 has 24 divisors (see below), whose sum is σ = 891971362800. Its totient is φ = 248691256320.

The previous prime is 503530250963. The next prime is 503530251071. The reversal of 503530251052 is 250152035305.

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 7 ways as a sum of consecutive naturals, for example, 1043302 + ... + 1447597.

It is an arithmetic number, because the mean of its divisors is an integer number (37165473450).

Almost surely, 2^503530251052 is an apocalyptic number.

It is an amenable number.

503530251052 is a deficient number, since it is larger than the sum of its proper divisors (388441111748).

503530251052 is a wasteful number, since it uses less digits than its factorization.

503530251052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2491521 (or 2491519 counting only the distinct ones).

The product of its (nonzero) digits is 22500, while the sum is 31.

Adding to 503530251052 its reverse (250152035305), we get a palindrome (753682286357).

The spelling of 503530251052 in words is "five hundred three billion, five hundred thirty million, two hundred fifty-one thousand, fifty-two".