7163443484521 has 9 divisors (see below), whose sum is σ = 7218897015549. Its totient is φ = 7108412769900.

The previous prime is 7163443484507. The next prime is 7163443484599. The reversal of 7163443484521 is 1254843443617.

It is a happy number.

The square root of 7163443484521 is 2676461.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 7163443484521 - 2⁴¹ = 4964420228969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7163443481521) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 350606176 + ... + 350626606.

Almost surely, 2^{7163443484521} is an apocalyptic number.

7163443484521 is the 2676461-st square number.

7163443484521 is the 1338231-st centered octagonal number.

It is an amenable number.

7163443484521 is a deficient number, since it is larger than the sum of its proper divisors (55453531028).

7163443484521 is an frugal number, since it uses more digits than its factorization.

7163443484521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41124 (or 20562 counting only the distinct ones).

The product of its digits is 7741440, while the sum is 52.

The spelling of 7163443484521 in words is "seven trillion, one hundred sixty-three billion, four hundred forty-three million, four hundred eighty-four thousand, five hundred twenty-one".