5131352401663 has 4 divisors (see below), whose sum is σ = 5164036175080. Its totient is φ = 5098668628248.

The previous prime is 5131352401649. The next prime is 5131352401723. The reversal of 5131352401663 is 3661042531315.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5131352401663 - 2⁹ = 5131352401151 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5131352401633) 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 in 3 ways as a sum of consecutive naturals, for example, 16341886473 + ... + 16341886786.

It is an arithmetic number, because the mean of its divisors is an integer number (1291009043770).

Almost surely, 2^{5131352401663} is an apocalyptic number.

5131352401663 is a deficient number, since it is larger than the sum of its proper divisors (32683773417).

5131352401663 is a wasteful number, since it uses less digits than its factorization.

5131352401663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32683773416.

The product of its (nonzero) digits is 194400, while the sum is 40.

Adding to 5131352401663 its reverse (3661042531315), we get a palindrome (8792394932978).

The spelling of 5131352401663 in words is "five trillion, one hundred thirty-one billion, three hundred fifty-two million, four hundred one thousand, six hundred sixty-three".