503260256303 has 16 divisors (see below), whose sum is σ = 583928424960. Its totient is φ = 424789729056.

The previous prime is 503260256299. The next prime is 503260256333. The reversal of 503260256303 is 303652062305.

It is not a de Polignac number, because 503260256303 - 2² = 503260256299 is a prime.

It is a super-2 number, since 2×503260256303² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (503260256333) 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, 1285550 + ... + 1630692.

It is an arithmetic number, because the mean of its divisors is an integer number (36495526560).

Almost surely, 2^503260256303 is an apocalyptic number.

503260256303 is a deficient number, since it is larger than the sum of its proper divisors (80668168657).

503260256303 is a wasteful number, since it uses less digits than its factorization.

503260256303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 348326.

The product of its (nonzero) digits is 97200, while the sum is 35.

The spelling of 503260256303 in words is "five hundred three billion, two hundred sixty million, two hundred fifty-six thousand, three hundred three".