503871326682428 has 12 divisors (see below), whose sum is σ = 882457838606232. Its totient is φ = 251740515652080.

The previous prime is 503871326682401. The next prime is 503871326682443. The reversal of 503871326682428 is 824286623178305.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48786916475 + ... + 48786926802.

It is an arithmetic number, because the mean of its divisors is an integer number (73538153217186).

Almost surely, 2^{503871326682428} is an apocalyptic number.

It is an amenable number.

503871326682428 is a deficient number, since it is larger than the sum of its proper divisors (378586511923804).

503871326682428 is a wasteful number, since it uses less digits than its factorization.

503871326682428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97573844572 (or 97573844570 counting only the distinct ones).

The product of its (nonzero) digits is 185794560, while the sum is 65.

The spelling of 503871326682428 in words is "five hundred three trillion, eight hundred seventy-one billion, three hundred twenty-six million, six hundred eighty-two thousand, four hundred twenty-eight".