2766028007044 has 27 divisors (see below), whose sum is σ = 4874127294351. Its totient is φ = 1373485885920.

The previous prime is 2766028006891. The next prime is 2766028007069. The reversal of 2766028007044 is 4407008206672.

The square root of 2766028007044 is 1663138.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 949139680644 + 1816888326400 = 974238^2 + 1347920^2 .

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2766028006985 and 2766028007003.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 495612334 + ... + 495617914.

Almost surely, 2^{2766028007044} is an apocalyptic number.

2766028007044 is the 1663138-th square number.

It is an amenable number.

2766028007044 is a deficient number, since it is larger than the sum of its proper divisors (2108099287307).

2766028007044 is an frugal number, since it uses more digits than its factorization.

2766028007044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11464 (or 5732 counting only the distinct ones).

The product of its (nonzero) digits is 903168, while the sum is 46.

The spelling of 2766028007044 in words is "two trillion, seven hundred sixty-six billion, twenty-eight million, seven thousand, forty-four".