2505525558 has 8 divisors (see below), whose sum is σ = 5011051128. Its totient is φ = 835175184.

The previous prime is 2505525521. The next prime is 2505525571. The reversal of 2505525558 is 8555255052.

2505525558 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

2505525558 is an admirable number.

It is a super-3 number, since 3×2505525558³ (a number of 29 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 208793791 + ... + 208793802.

It is an arithmetic number, because the mean of its divisors is an integer number (626381391).

Almost surely, 2^2505525558 is an apocalyptic number.

2505525558 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2505525558 is a wasteful number, since it uses less digits than its factorization.

2505525558 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 417587598.

The product of its (nonzero) digits is 500000, while the sum is 42.

The square root of 2505525558 is about 50055.2250819033. The cubic root of 2505525558 is about 1358.2079839900.

The spelling of 2505525558 in words is "two billion, five hundred five million, five hundred twenty-five thousand, five hundred fifty-eight".