2525556204 has 72 divisors (see below), whose sum is σ = 6534244080. Its totient is φ = 822277632.

The previous prime is 2525556181. The next prime is 2525556277. The reversal of 2525556204 is 4026555252.

2525556204 is a `hidden beast` number, since 2 + 5 + 25 + 5 + 5 + 620 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 261184 + ... + 270680.

It is an arithmetic number, because the mean of its divisors is an integer number (90753390).

Almost surely, 2^2525556204 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 2525556204, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3267122040).

2525556204 is an abundant number, since it is smaller than the sum of its proper divisors (4008687876).

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

2525556204 is a wasteful number, since it uses less digits than its factorization.

2525556204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9679 (or 9674 counting only the distinct ones).

The product of its (nonzero) digits is 120000, while the sum is 36.

The square root of 2525556204 is about 50254.9122375117. The cubic root of 2525556204 is about 1361.8178193064.

The spelling of 2525556204 in words is "two billion, five hundred twenty-five million, five hundred fifty-six thousand, two hundred four".