504121166313 has 16 divisors (see below), whose sum is σ = 677435408256. Its totient is φ = 333451831680.

The previous prime is 504121166303. The next prime is 504121166327. The reversal of 504121166313 is 313661121405.

It is a happy number.

It is not a de Polignac number, because 504121166313 - 2³³ = 495531231721 is a prime.

It is not an unprimeable number, because it can be changed into a prime (504121166303) 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, 744508 + ... + 1250013.

It is an arithmetic number, because the mean of its divisors is an integer number (42339713016).

Almost surely, 2^504121166313 is an apocalyptic number.

It is an amenable number.

504121166313 is a deficient number, since it is larger than the sum of its proper divisors (173314241943).

504121166313 is a wasteful number, since it uses less digits than its factorization.

504121166313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1995184.

The product of its (nonzero) digits is 12960, while the sum is 33.

Adding to 504121166313 its reverse (313661121405), we get a palindrome (817782287718).

The spelling of 504121166313 in words is "five hundred four billion, one hundred twenty-one million, one hundred sixty-six thousand, three hundred thirteen".