2049655711 has 16 divisors (see below), whose sum is σ = 2204496000. Its totient is φ = 1898777088.

The previous prime is 2049655681. The next prime is 2049655739. The reversal of 2049655711 is 1175569402.

It is a cyclic number.

It is not a de Polignac number, because 2049655711 - 2⁹ = 2049655199 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 (2049655781) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 466521 + ... + 470893.

It is an arithmetic number, because the mean of its divisors is an integer number (137781000).

Almost surely, 2^2049655711 is an apocalyptic number.

2049655711 is a deficient number, since it is larger than the sum of its proper divisors (154840289).

2049655711 is a wasteful number, since it uses less digits than its factorization.

2049655711 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4818.

The product of its (nonzero) digits is 75600, while the sum is 40.

The square root of 2049655711 is about 45273.1234950716. The cubic root of 2049655711 is about 1270.2629730097.

The spelling of 2049655711 in words is "two billion, forty-nine million, six hundred fifty-five thousand, seven hundred eleven".