2744128368 has 100 divisors (see below), whose sum is σ = 7966373800. Its totient is φ = 911938176.

The previous prime is 2744128357. The next prime is 2744128399. The reversal of 2744128368 is 8638214472.

It is a happy number.

2744128368 is a `hidden beast` number, since 274 + 4 + 12 + 8 + 368 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 449271 + ... + 455337.

It is an arithmetic number, because the mean of its divisors is an integer number (79663738).

Almost surely, 2^2744128368 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 2744128368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3983186900).

2744128368 is an abundant number, since it is smaller than the sum of its proper divisors (5222245432).

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

2744128368 is a wasteful number, since it uses less digits than its factorization.

2744128368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6436 (or 6421 counting only the distinct ones).

The product of its digits is 516096, while the sum is 45.

The square root of 2744128368 is about 52384.4286787591. The cubic root of 2744128368 is about 1400.0218309521.

The spelling of 2744128368 in words is "two billion, seven hundred forty-four million, one hundred twenty-eight thousand, three hundred sixty-eight".