53146376317 has 4 divisors (see below), whose sum is σ = 53250790140. Its totient is φ = 53041962496.

The previous prime is 53146376279. The next prime is 53146376341. The reversal of 53146376317 is 71367364135.

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

It can be written as a sum of positive squares in 2 ways, for example, as 40961307321 + 12185068996 = 202389^2 + 110386^2 .

It is a cyclic number.

It is not a de Polignac number, because 53146376317 - 2⁷ = 53146376189 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 (53146376417) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52206148 + ... + 52207165.

It is an arithmetic number, because the mean of its divisors is an integer number (13312697535).

Almost surely, 2^53146376317 is an apocalyptic number.

It is an amenable number.

53146376317 is a deficient number, since it is larger than the sum of its proper divisors (104413823).

53146376317 is a wasteful number, since it uses less digits than its factorization.

53146376317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104413822.

The product of its digits is 952560, while the sum is 46.

The spelling of 53146376317 in words is "fifty-three billion, one hundred forty-six million, three hundred seventy-six thousand, three hundred seventeen".