2082776814065 has 64 divisors (see below), whose sum is σ = 2714635123200. Its totient is φ = 1529827098624.

The previous prime is 2082776814037. The next prime is 2082776814113. The reversal of 2082776814065 is 5604186772802.

It is a cyclic number.

It is not a de Polignac number, because 2082776814065 - 2¹² = 2082776809969 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2082776814065.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 271580051 + ... + 271587719.

It is an arithmetic number, because the mean of its divisors is an integer number (42416173800).

Almost surely, 2^{2082776814065} is an apocalyptic number.

It is an amenable number.

2082776814065 is a deficient number, since it is larger than the sum of its proper divisors (631858309135).

2082776814065 is a wasteful number, since it uses less digits than its factorization.

2082776814065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8586.

The product of its (nonzero) digits is 9031680, while the sum is 56.

The spelling of 2082776814065 in words is "two trillion, eighty-two billion, seven hundred seventy-six million, eight hundred fourteen thousand, sixty-five".