501713315764 has 12 divisors (see below), whose sum is σ = 878586389604. Its totient is φ = 250688633024.

The previous prime is 501713315749. The next prime is 501713315773. The reversal of 501713315764 is 467513317105.

It can be written as a sum of positive squares in 2 ways, for example, as 481577705764 + 20135610000 = 693958^2 + 141900^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 501713315764.

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, 41999497 + ... + 42011440.

It is an arithmetic number, because the mean of its divisors is an integer number (73215532467).

Almost surely, 2^501713315764 is an apocalyptic number.

It is an amenable number.

501713315764 is a deficient number, since it is larger than the sum of its proper divisors (376873073840).

501713315764 is a wasteful number, since it uses less digits than its factorization.

501713315764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84012434 (or 84012432 counting only the distinct ones).

The product of its (nonzero) digits is 264600, while the sum is 43.

The spelling of 501713315764 in words is "five hundred one billion, seven hundred thirteen million, three hundred fifteen thousand, seven hundred sixty-four".