2225118518 has 16 divisors (see below), whose sum is σ = 3892336800. Its totient is φ = 953621928.

The previous prime is 2225118461. The next prime is 2225118541. The reversal of 2225118518 is 8158115222.

It is a happy number.

It is a congruent number.

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, 1621121 + ... + 1622492.

It is an arithmetic number, because the mean of its divisors is an integer number (243271050).

Almost surely, 2^2225118518 is an apocalyptic number.

2225118518 is a deficient number, since it is larger than the sum of its proper divisors (1667218282).

2225118518 is an equidigital number, since it uses as much as digits as its factorization.

2225118518 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3243636 (or 3243622 counting only the distinct ones).

The product of its digits is 12800, while the sum is 35.

The square root of 2225118518 is about 47171.1619318414. The cubic root of 2225118518 is about 1305.5225649989.

The spelling of 2225118518 in words is "two billion, two hundred twenty-five million, one hundred eighteen thousand, five hundred eighteen".