6631260173 has 8 divisors (see below), whose sum is σ = 6828203256. Its totient is φ = 6435993600.

The previous prime is 6631260161. The next prime is 6631260191. The reversal of 6631260173 is 3710621366.

It can be written as a sum of positive squares in 4 ways, for example, as 470109124 + 6161151049 = 21682^2 + 78493^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6631260173 - 2⁶ = 6631260109 is a prime.

It is a super-2 number, since 2×6631260173² = 87947222964031979858, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6631220173) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 411098 + ... + 426923.

It is an arithmetic number, because the mean of its divisors is an integer number (853525407).

Almost surely, 2^6631260173 is an apocalyptic number.

It is an amenable number.

6631260173 is a deficient number, since it is larger than the sum of its proper divisors (196943083).

6631260173 is a wasteful number, since it uses less digits than its factorization.

6631260173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 838255.

The product of its (nonzero) digits is 27216, while the sum is 35.

The square root of 6631260173 is about 81432.5498372733. The cubic root of 6631260173 is about 1878.7342631698.

The spelling of 6631260173 in words is "six billion, six hundred thirty-one million, two hundred sixty thousand, one hundred seventy-three".