2525968388 has 24 divisors (see below), whose sum is σ = 4475966040. Its totient is φ = 1247187200.

The previous prime is 2525968351. The next prime is 2525968397. The reversal of 2525968388 is 8838695252.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 335915584 + 2190052804 = 18328^2 + 46798^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 149120 + ... + 165192.

It is an arithmetic number, because the mean of its divisors is an integer number (186498585).

Almost surely, 2^2525968388 is an apocalyptic number.

It is an amenable number.

2525968388 is a deficient number, since it is larger than the sum of its proper divisors (1949997652).

2525968388 is a wasteful number, since it uses less digits than its factorization.

2525968388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16567 (or 16565 counting only the distinct ones).

The product of its digits is 8294400, while the sum is 56.

The square root of 2525968388 is about 50259.0130026446. The cubic root of 2525968388 is about 1361.8919005433.

The spelling of 2525968388 in words is "two billion, five hundred twenty-five million, nine hundred sixty-eight thousand, three hundred eighty-eight".