2525525556 has 24 divisors (see below), whose sum is σ = 5939297280. Its totient is φ = 835212672.

The previous prime is 2525525507. The next prime is 2525525567. The reversal of 2525525556 is 6555255252.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 827061 + ... + 830108.

It is an arithmetic number, because the mean of its divisors is an integer number (247470720).

Almost surely, 2^2525525556 is an apocalyptic number.

It is an amenable number.

2525525556 is an abundant number, since it is smaller than the sum of its proper divisors (3413771724).

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

2525525556 is a wasteful number, since it uses less digits than its factorization.

2525525556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1657303 (or 1657301 counting only the distinct ones).

The product of its digits is 750000, while the sum is 42.

The square root of 2525525556 is about 50254.6073111710. The cubic root of 2525525556 is about 1361.8123106636.

The spelling of 2525525556 in words is "two billion, five hundred twenty-five million, five hundred twenty-five thousand, five hundred fifty-six".