502538774993 has 8 divisors (see below), whose sum is σ = 508508913000. Its totient is φ = 496593358848.

The previous prime is 502538774957. The next prime is 502538775019. The reversal of 502538774993 is 399477835205.

It can be written as a sum of positive squares in 4 ways, for example, as 221184911809 + 281353863184 = 470303^2 + 530428^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 502538774993 - 2²⁸ = 502270339537 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (502538774693) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6139568 + ... + 6220881.

It is an arithmetic number, because the mean of its divisors is an integer number (63563614125).

Almost surely, 2^502538774993 is an apocalyptic number.

It is an amenable number.

502538774993 is a deficient number, since it is larger than the sum of its proper divisors (5970138007).

502538774993 is a wasteful number, since it uses less digits than its factorization.

502538774993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12360931.

The product of its (nonzero) digits is 57153600, while the sum is 62.

The spelling of 502538774993 in words is "five hundred two billion, five hundred thirty-eight million, seven hundred seventy-four thousand, nine hundred ninety-three".