47168532617317 has 4 divisors (see below), whose sum is σ = 47814676899820. Its totient is φ = 46522388334816.

The previous prime is 47168532617309. The next prime is 47168532617321. The reversal of 47168532617317 is 71371623586174.

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 14556598026721 + 32611934590596 = 3815311^2 + 5710686^2 .

It is a cyclic number.

It is not a de Polignac number, because 47168532617317 - 2³ = 47168532617309 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 (47168532617117) 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, 323072141142 + ... + 323072141287.

It is an arithmetic number, because the mean of its divisors is an integer number (11953669224955).

Almost surely, 2^{47168532617317} is an apocalyptic number.

It is an amenable number.

47168532617317 is a deficient number, since it is larger than the sum of its proper divisors (646144282503).

47168532617317 is an equidigital number, since it uses as much as digits as its factorization.

47168532617317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 646144282502.

The product of its digits is 35562240, while the sum is 61.

The spelling of 47168532617317 in words is "forty-seven trillion, one hundred sixty-eight billion, five hundred thirty-two million, six hundred seventeen thousand, three hundred seventeen".