2794166649 has 24 divisors (see below), whose sum is σ = 4103667360. Its totient is φ = 1831812288.

The previous prime is 2794166623. The next prime is 2794166651. The reversal of 2794166649 is 9466614972.

It is a happy number.

It is not a de Polignac number, because 2794166649 - 2⁷ = 2794166521 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2794166595 and 2794166604.

It is not an unprimeable number, because it can be changed into a prime (2794166149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 121342 + ... + 142520.

It is an arithmetic number, because the mean of its divisors is an integer number (170986140).

Almost surely, 2^2794166649 is an apocalyptic number.

It is an amenable number.

2794166649 is a deficient number, since it is larger than the sum of its proper divisors (1309500711).

2794166649 is a wasteful number, since it uses less digits than its factorization.

2794166649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21429 (or 21426 counting only the distinct ones).

The product of its digits is 3919104, while the sum is 54.

The square root of 2794166649 is about 52859.8774970204. The cubic root of 2794166649 is about 1408.4802714498.

The spelling of 2794166649 in words is "two billion, seven hundred ninety-four million, one hundred sixty-six thousand, six hundred forty-nine".