504120501044351 has 2 divisors, whose sum is σ = 504120501044352. Its totient is φ = 504120501044350.

The previous prime is 504120501044297. The next prime is 504120501044353. The reversal of 504120501044351 is 153440105021405.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 504120501044351 - 2¹⁴ = 504120501027967 is a prime.

It is a super-2 number, since 2×504120501044351² (a number of 30 digits) contains 22 as substring.

Together with 504120501044353, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (504120501044353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252060250522175 + 252060250522176.

It is an arithmetic number, because the mean of its divisors is an integer number (252060250522176).

Almost surely, 2^{504120501044351} is an apocalyptic number.

504120501044351 is a deficient number, since it is larger than the sum of its proper divisors (1).

504120501044351 is an equidigital number, since it uses as much as digits as its factorization.

504120501044351 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48000, while the sum is 35.

Adding to 504120501044351 its reverse (153440105021405), we get a palindrome (657560606065756).

The spelling of 504120501044351 in words is "five hundred four trillion, one hundred twenty billion, five hundred one million, forty-four thousand, three hundred fifty-one".