2500555008 has 72 divisors (see below), whose sum is σ = 7605871168. Its totient is φ = 714442752.

The previous prime is 2500554977. The next prime is 2500555019. The reversal of 2500555008 is 8005550052.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 227191 + ... + 237942.

Almost surely, 2^2500555008 is an apocalyptic number.

2500555008 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

2500555008 is an abundant number, since it is smaller than the sum of its proper divisors (5105316160).

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

2500555008 is an equidigital number, since it uses as much as digits as its factorization.

2500555008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 465159 (or 465145 counting only the distinct ones).

The product of its (nonzero) digits is 10000, while the sum is 30.

The square root of 2500555008 is about 50005.5497720003. The cubic root of 2500555008 is about 1357.3092357656.

The spelling of 2500555008 in words is "two billion, five hundred million, five hundred fifty-five thousand, eight".