5145472218 has 16 divisors (see below), whose sum is σ = 10297312416. Its totient is φ = 1714096080.

The previous prime is 5145472177. The next prime is 5145472261. The reversal of 5145472218 is 8122745415.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 254796 + ... + 274247.

It is an arithmetic number, because the mean of its divisors is an integer number (643582026).

Almost surely, 2^5145472218 is an apocalyptic number.

5145472218 is an abundant number, since it is smaller than the sum of its proper divisors (5151840198).

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

5145472218 is a wasteful number, since it uses less digits than its factorization.

5145472218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 530669.

The product of its digits is 89600, while the sum is 39.

The square root of 5145472218 is about 71731.9469831957. The cubic root of 5145472218 is about 1726.4012662765.

The spelling of 5145472218 in words is "five billion, one hundred forty-five million, four hundred seventy-two thousand, two hundred eighteen".