2776265012765 has 8 divisors (see below), whose sum is σ = 3348960519168. Its totient is φ = 2209383674320.

The previous prime is 2776265012753. The next prime is 2776265012771. The reversal of 2776265012765 is 5672105626772.

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

It is not a de Polignac number, because 2776265012765 - 2⁴ = 2776265012749 is a prime.

It is a super-2 number, since 2×2776265012765² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2776265012765.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1453540937 + ... + 1453542846.

It is an arithmetic number, because the mean of its divisors is an integer number (418620064896).

Almost surely, 2^{2776265012765} is an apocalyptic number.

It is an amenable number.

2776265012765 is a deficient number, since it is larger than the sum of its proper divisors (572695506403).

2776265012765 is a wasteful number, since it uses less digits than its factorization.

2776265012765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2907083979.

The product of its (nonzero) digits is 14817600, while the sum is 56.

The spelling of 2776265012765 in words is "two trillion, seven hundred seventy-six billion, two hundred sixty-five million, twelve thousand, seven hundred sixty-five".