2764028128 has 48 divisors (see below), whose sum is σ = 5688385920. Its totient is φ = 1319573376.

The previous prime is 2764028101. The next prime is 2764028129. The reversal of 2764028128 is 8218204672.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2764028129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 452551 + ... + 458617.

It is an arithmetic number, because the mean of its divisors is an integer number (118508040).

Almost surely, 2^2764028128 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 2764028128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2844192960).

2764028128 is an abundant number, since it is smaller than the sum of its proper divisors (2924357792).

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

2764028128 is a wasteful number, since it uses less digits than its factorization.

2764028128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6719 (or 6711 counting only the distinct ones).

The product of its (nonzero) digits is 86016, while the sum is 40.

The square root of 2764028128 is about 52574.0252215864. The cubic root of 2764028128 is about 1403.3978906452.

The spelling of 2764028128 in words is "two billion, seven hundred sixty-four million, twenty-eight thousand, one hundred twenty-eight".