8578225318 has 32 divisors (see below), whose sum is σ = 13969972800. Its totient is φ = 3927020160.

The previous prime is 8578225301. The next prime is 8578225319. The reversal of 8578225318 is 8135228758.

It is a super-2 number, since 2×8578225318² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8578225319) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4109271 + ... + 4111357.

It is an arithmetic number, because the mean of its divisors is an integer number (436561650).

Almost surely, 2^8578225318 is an apocalyptic number.

8578225318 is a deficient number, since it is larger than the sum of its proper divisors (5391747482).

8578225318 is a wasteful number, since it uses less digits than its factorization.

8578225318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3312.

The product of its digits is 1075200, while the sum is 49.

The square root of 8578225318 is about 92618.7093302428. The cubic root of 8578225318 is about 2047.0690073579.

The spelling of 8578225318 in words is "eight billion, five hundred seventy-eight million, two hundred twenty-five thousand, three hundred eighteen".