8158002225 has 12 divisors (see below), whose sum is σ = 13487897136. Its totient is φ = 4350934480.

The previous prime is 8158002217. The next prime is 8158002287. The reversal of 8158002225 is 5222008518.

It is not a de Polignac number, because 8158002225 - 2³ = 8158002217 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 54386607 + ... + 54386756.

It is an arithmetic number, because the mean of its divisors is an integer number (1123991428).

Almost surely, 2^8158002225 is an apocalyptic number.

It is an amenable number.

8158002225 is a deficient number, since it is larger than the sum of its proper divisors (5329894911).

8158002225 is a wasteful number, since it uses less digits than its factorization.

8158002225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108773376 (or 108773371 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 33.

The square root of 8158002225 is about 90321.6597777078. The cubic root of 8158002225 is about 2013.0811078603.

The spelling of 8158002225 in words is "eight billion, one hundred fifty-eight million, two thousand, two hundred twenty-five".