5172944675533 has 2 divisors, whose sum is σ = 5172944675534. Its totient is φ = 5172944675532.

The previous prime is 5172944675467. The next prime is 5172944675579. The reversal of 5172944675533 is 3355764492715.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4958651600809 + 214293074724 = 2226803^2 + 462918^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5172944675533 is a prime.

It is a super-3 number, since 3×5172944675533³ (a number of 39 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5172944675593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2586472337766 + 2586472337767.

It is an arithmetic number, because the mean of its divisors is an integer number (2586472337767).

Almost surely, 2^{5172944675533} is an apocalyptic number.

It is an amenable number.

5172944675533 is a deficient number, since it is larger than the sum of its proper divisors (1).

5172944675533 is an equidigital number, since it uses as much as digits as its factorization.

5172944675533 is an evil number, because the sum of its binary digits is even.

The product of its digits is 95256000, while the sum is 61.

The spelling of 5172944675533 in words is "five trillion, one hundred seventy-two billion, nine hundred forty-four million, six hundred seventy-five thousand, five hundred thirty-three".