8145322318 has 16 divisors (see below), whose sum is σ = 14303981664. Its totient is φ = 3405709440.

The previous prime is 8145322309. The next prime is 8145322321. The reversal of 8145322318 is 8132235418.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7094655 + ... + 7095802.

It is an arithmetic number, because the mean of its divisors is an integer number (893998854).

Almost surely, 2^8145322318 is an apocalyptic number.

8145322318 is a deficient number, since it is larger than the sum of its proper divisors (6158659346).

8145322318 is a wasteful number, since it uses less digits than its factorization.

8145322318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14190507.

The product of its digits is 46080, while the sum is 37.

The square root of 8145322318 is about 90251.4394234242. The cubic root of 8145322318 is about 2012.0375959508.

The spelling of 8145322318 in words is "eight billion, one hundred forty-five million, three hundred twenty-two thousand, three hundred eighteen".