2771252528 has 80 divisors (see below), whose sum is σ = 6076352160. Its totient is φ = 1212825600.

The previous prime is 2771252527. The next prime is 2771252537. The reversal of 2771252528 is 8252521772.

2771252528 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (2771252527) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2944538 + ... + 2945478.

It is an arithmetic number, because the mean of its divisors is an integer number (75954402).

Almost surely, 2^2771252528 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 2771252528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3038176080).

2771252528 is an abundant number, since it is smaller than the sum of its proper divisors (3305099632).

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

2771252528 is a wasteful number, since it uses less digits than its factorization.

2771252528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1566 (or 1560 counting only the distinct ones).

The product of its digits is 156800, while the sum is 41.

The square root of 2771252528 is about 52642.6873174233. The cubic root of 2771252528 is about 1404.6195240492.

The spelling of 2771252528 in words is "two billion, seven hundred seventy-one million, two hundred fifty-two thousand, five hundred twenty-eight".