8463043175161 has 9 divisors (see below), whose sum is σ = 8524773719631. Its totient is φ = 8401756512384.

The previous prime is 8463043175131. The next prime is 8463043175173. The reversal of 8463043175161 is 1615713403648.

It is a happy number.

The square root of 8463043175161 is 2909131.

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

It can be written as a sum of positive squares in only one way, i.e., 4654456741561 + 3808586433600 = 2157419^2 + 1951560^2 .

It is not a de Polignac number, because 8463043175161 - 2¹³ = 8463043166969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8463043175101) 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, 404358745 + ... + 404379673.

It is an arithmetic number, because the mean of its divisors is an integer number (947197079959).

Almost surely, 2^{8463043175161} is an apocalyptic number.

8463043175161 is the 2909131-st square number.

8463043175161 is the 1454566-th centered octagonal number.

It is an amenable number.

8463043175161 is a deficient number, since it is larger than the sum of its proper divisors (61730544470).

8463043175161 is an frugal number, since it uses more digits than its factorization.

8463043175161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42136 (or 21068 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 49.

Multiplying 8463043175161 by its sum of digits (49), we get a square (414689115582889 = 20363917²).

The spelling of 8463043175161 in words is "eight trillion, four hundred sixty-three billion, forty-three million, one hundred seventy-five thousand, one hundred sixty-one".