2756723328 has 256 divisors, whose sum is σ = 8616960000. Its totient is φ = 865852416.

The previous prime is 2756723327. The next prime is 2756723371. The reversal of 2756723328 is 8233276572.

It is not an unprimeable number, because it can be changed into a prime (2756723323) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6279333 + ... + 6279771.

It is an arithmetic number, because the mean of its divisors is an integer number (33660000).

Almost surely, 2^2756723328 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 2756723328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4308480000).

2756723328 is an abundant number, since it is smaller than the sum of its proper divisors (5860236672).

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

2756723328 is a wasteful number, since it uses less digits than its factorization.

2756723328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 564 (or 546 counting only the distinct ones).

The product of its digits is 846720, while the sum is 45.

The square root of 2756723328 is about 52504.5076921972. The cubic root of 2756723328 is about 1402.1604954769.

The spelling of 2756723328 in words is "two billion, seven hundred fifty-six million, seven hundred twenty-three thousand, three hundred twenty-eight".