5117247774221 has 16 divisors (see below), whose sum is σ = 5640231004800. Its totient is φ = 4603898234880.

The previous prime is 5117247774173. The next prime is 5117247774227. The reversal of 5117247774221 is 1224777427115.

It is a cyclic number.

It is not a de Polignac number, because 5117247774221 - 2¹⁴ = 5117247757837 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5117247774221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5117247774227) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31006880 + ... + 31171478.

It is an arithmetic number, because the mean of its divisors is an integer number (352514437800).

Almost surely, 2^{5117247774221} is an apocalyptic number.

It is an amenable number.

5117247774221 is a deficient number, since it is larger than the sum of its proper divisors (522983230579).

5117247774221 is a wasteful number, since it uses less digits than its factorization.

5117247774221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193844.

The product of its digits is 1536640, while the sum is 50.

The spelling of 5117247774221 in words is "five trillion, one hundred seventeen billion, two hundred forty-seven million, seven hundred seventy-four thousand, two hundred twenty-one".