2756266768 has 60 divisors (see below), whose sum is σ = 5654161920. Its totient is φ = 1301427648.

The previous prime is 2756266717. The next prime is 2756266769. The reversal of 2756266768 is 8676626572.

It is not an unprimeable number, because it can be changed into a prime (2756266769) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2535121 + ... + 2536207.

It is an arithmetic number, because the mean of its divisors is an integer number (94236032).

Almost surely, 2^2756266768 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2756266768, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2827080960).

2756266768 is an abundant number, since it is smaller than the sum of its proper divisors (2897895152).

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

2756266768 is a wasteful number, since it uses less digits than its factorization.

2756266768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1572 (or 1547 counting only the distinct ones).

The product of its digits is 10160640, while the sum is 55.

The square root of 2756266768 is about 52500.1596949952. The cubic root of 2756266768 is about 1402.0830840403.

The spelling of 2756266768 in words is "two billion, seven hundred fifty-six million, two hundred sixty-six thousand, seven hundred sixty-eight".