6771548161 has 16 divisors (see below), whose sum is σ = 7860528000. Its totient is φ = 5713107840.

The previous prime is 6771548159. The next prime is 6771548167. The reversal of 6771548161 is 1618451776.

It is a cyclic number.

It is not a de Polignac number, because 6771548161 - 2¹ = 6771548159 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6771548167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 689715 + ... + 699463.

It is an arithmetic number, because the mean of its divisors is an integer number (491283000).

Almost surely, 2^6771548161 is an apocalyptic number.

It is an amenable number.

6771548161 is a deficient number, since it is larger than the sum of its proper divisors (1088979839).

6771548161 is a wasteful number, since it uses less digits than its factorization.

6771548161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11304.

The product of its digits is 282240, while the sum is 46.

The square root of 6771548161 is about 82289.4170656227. The cubic root of 6771548161 is about 1891.8904743492.

The spelling of 6771548161 in words is "six billion, seven hundred seventy-one million, five hundred forty-eight thousand, one hundred sixty-one".