2528788904 has 16 divisors (see below), whose sum is σ = 4743335700. Its totient is φ = 1263899392.

The previous prime is 2528788903. The next prime is 2528788937. The reversal of 2528788904 is 4098878252.

It can be written as a sum of positive squares in 2 ways, for example, as 2420836804 + 107952100 = 49202^2 + 10390^2 .

It is not an unprimeable number, because it can be changed into a prime (2528788901) 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, 39707 + ... + 81450.

Almost surely, 2^2528788904 is an apocalyptic number.

It is an amenable number.

2528788904 is a deficient number, since it is larger than the sum of its proper divisors (2214546796).

2528788904 is a wasteful number, since it uses less digits than its factorization.

2528788904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123772 (or 123768 counting only the distinct ones).

The product of its (nonzero) digits is 2580480, while the sum is 53.

The square root of 2528788904 is about 50287.0649769899. The cubic root of 2528788904 is about 1362.3986116963.

The spelling of 2528788904 in words is "two billion, five hundred twenty-eight million, seven hundred eighty-eight thousand, nine hundred four".