504424222352491 has 16 divisors (see below), whose sum is σ = 577354473907200. Its totient is φ = 431711524274688.

The previous prime is 504424222352417. The next prime is 504424222352621. The reversal of 504424222352491 is 194253222424405.

It is not a de Polignac number, because 504424222352491 - 2²¹ = 504424220255339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (504424222352191) 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, 36959440 + ... + 48732418.

It is an arithmetic number, because the mean of its divisors is an integer number (36084654619200).

Almost surely, 2^{504424222352491} is an apocalyptic number.

504424222352491 is a deficient number, since it is larger than the sum of its proper divisors (72930251554709).

504424222352491 is a wasteful number, since it uses less digits than its factorization.

504424222352491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11782218.

The product of its (nonzero) digits is 5529600, while the sum is 49.

Adding to 504424222352491 its reverse (194253222424405), we get a palindrome (698677444776896).

The spelling of 504424222352491 in words is "five hundred four trillion, four hundred twenty-four billion, two hundred twenty-two million, three hundred fifty-two thousand, four hundred ninety-one".