2528231116 has 12 divisors (see below), whose sum is σ = 4616770032. Its totient is φ = 1209153968.

The previous prime is 2528231113. The next prime is 2528231117. The reversal of 2528231116 is 6111328252.

It is not an unprimeable number, because it can be changed into a prime (2528231113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13740295 + ... + 13740478.

It is an arithmetic number, because the mean of its divisors is an integer number (384730836).

Almost surely, 2^2528231116 is an apocalyptic number.

It is an amenable number.

2528231116 is a deficient number, since it is larger than the sum of its proper divisors (2088538916).

2528231116 is a wasteful number, since it uses less digits than its factorization.

2528231116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27480800 (or 27480798 counting only the distinct ones).

The product of its digits is 5760, while the sum is 31.

The square root of 2528231116 is about 50281.5186325950. The cubic root of 2528231116 is about 1362.2984339029.

Adding to 2528231116 its reverse (6111328252), we get a palindrome (8639559368).

The spelling of 2528231116 in words is "two billion, five hundred twenty-eight million, two hundred thirty-one thousand, one hundred sixteen".