2674561771 has 48 divisors (see below), whose sum is σ = 3448224000. Its totient is φ = 2026003968.

The previous prime is 2674561751. The next prime is 2674561783. The reversal of 2674561771 is 1771654762.

It is a de Polignac number, because none of the positive numbers 2^k-2674561771 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2674561711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5726880 + ... + 5727346.

It is an arithmetic number, because the mean of its divisors is an integer number (71838000).

Almost surely, 2^2674561771 is an apocalyptic number.

2674561771 is a deficient number, since it is larger than the sum of its proper divisors (773662229).

2674561771 is a wasteful number, since it uses less digits than its factorization.

2674561771 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 676 (or 659 counting only the distinct ones).

The product of its digits is 493920, while the sum is 46.

The square root of 2674561771 is about 51716.1654707694. The cubic root of 2674561771 is about 1388.0897402231.

The spelling of 2674561771 in words is "two billion, six hundred seventy-four million, five hundred sixty-one thousand, seven hundred seventy-one".