2778340411 has 12 divisors (see below), whose sum is σ = 3490147696. Its totient is φ = 2164939920.

The previous prime is 2778340403. The next prime is 2778340457. The reversal of 2778340411 is 1140438772.

2778340411 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2778340411 - 2³ = 2778340403 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2778340111) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1639260 + ... + 1640953.

Almost surely, 2^2778340411 is an apocalyptic number.

2778340411 is a deficient number, since it is larger than the sum of its proper divisors (711807285).

2778340411 is a wasteful number, since it uses less digits than its factorization.

2778340411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3280242 (or 3280231 counting only the distinct ones).

The product of its (nonzero) digits is 37632, while the sum is 37.

The square root of 2778340411 is about 52709.9650066285. The cubic root of 2778340411 is about 1405.8160110768.

The spelling of 2778340411 in words is "two billion, seven hundred seventy-eight million, three hundred forty thousand, four hundred eleven".