503439243616 has 24 divisors (see below), whose sum is σ = 992650067640. Its totient is φ = 251337639168.

The previous prime is 503439243611. The next prime is 503439243649. The reversal of 503439243616 is 616342934305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (503439243611) 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 3 ways as a sum of consecutive naturals, for example, 11915541 + ... + 11957716.

It is an arithmetic number, because the mean of its divisors is an integer number (41360419485).

Almost surely, 2^503439243616 is an apocalyptic number.

It is an amenable number.

503439243616 is a deficient number, since it is larger than the sum of its proper divisors (489210824024).

503439243616 is a wasteful number, since it uses less digits than its factorization.

503439243616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23873926 (or 23873918 counting only the distinct ones).

The product of its (nonzero) digits is 1399680, while the sum is 46.

The spelling of 503439243616 in words is "five hundred three billion, four hundred thirty-nine million, two hundred forty-three thousand, six hundred sixteen".