2776326321 has 8 divisors (see below), whose sum is σ = 3919519584. Its totient is φ = 1742008640.

The previous prime is 2776326313. The next prime is 2776326323. The reversal of 2776326321 is 1236236772.

2776326321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2776326321 - 2³ = 2776326313 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2776326321.

It is not an unprimeable number, because it can be changed into a prime (2776326323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27218835 + ... + 27218936.

It is an arithmetic number, because the mean of its divisors is an integer number (489939948).

Almost surely, 2^2776326321 is an apocalyptic number.

It is an amenable number.

2776326321 is a deficient number, since it is larger than the sum of its proper divisors (1143193263).

2776326321 is a wasteful number, since it uses less digits than its factorization.

2776326321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54437791.

The product of its digits is 127008, while the sum is 39.

The square root of 2776326321 is about 52690.8561422188. The cubic root of 2776326321 is about 1405.4762249670.

The spelling of 2776326321 in words is "two billion, seven hundred seventy-six million, three hundred twenty-six thousand, three hundred twenty-one".