5521825551173 has 2 divisors, whose sum is σ = 5521825551174. Its totient is φ = 5521825551172.

The previous prime is 5521825551107. The next prime is 5521825551247. The reversal of 5521825551173 is 3711555281255.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4187008103524 + 1334817447649 = 2046218^2 + 1155343^2 .

It is a cyclic number.

It is not a de Polignac number, because 5521825551173 - 2²⁸ = 5521557115717 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5521825551673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2760912775586 + 2760912775587.

It is an arithmetic number, because the mean of its divisors is an integer number (2760912775587).

Almost surely, 2^{5521825551173} is an apocalyptic number.

It is an amenable number.

5521825551173 is a deficient number, since it is larger than the sum of its proper divisors (1).

5521825551173 is an equidigital number, since it uses as much as digits as its factorization.

5521825551173 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2100000, while the sum is 50.

The spelling of 5521825551173 in words is "five trillion, five hundred twenty-one billion, eight hundred twenty-five million, five hundred fifty-one thousand, one hundred seventy-three".