2766043280 has 240 divisors, whose sum is σ = 8685408384. Its totient is φ = 795525120.

The previous prime is 2766043271. The next prime is 2766043283. The reversal of 2766043280 is 823406672.

It is not an unprimeable number, because it can be changed into a prime (2766043283) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1039712 + ... + 1042368.

Almost surely, 2^2766043280 is an apocalyptic number.

2766043280 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2766043280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4342704192).

2766043280 is an abundant number, since it is smaller than the sum of its proper divisors (5919365104).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2766043280 is a wasteful number, since it uses less digits than its factorization.

2766043280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2714 (or 2695 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 38.

The square root of 2766043280 is about 52593.1866309696. The cubic root of 2766043280 is about 1403.7388631842.

The spelling of 2766043280 in words is "two billion, seven hundred sixty-six million, forty-three thousand, two hundred eighty".