5818638330 has 48 divisors (see below), whose sum is σ = 15135746184. Its totient is φ = 1550889600.

The previous prime is 5818638323. The next prime is 5818638359. The reversal of 5818638330 is 338368185.

5818638330 is a `hidden beast` number, since 5 + 8 + 1 + 8 + 638 + 3 + 3 + 0 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 5780408841 + 38229489 = 76029^2 + 6183^2 .

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 186880 + ... + 215780.

Almost surely, 2^5818638330 is an apocalyptic number.

5818638330 is an abundant number, since it is smaller than the sum of its proper divisors (9317107854).

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

5818638330 is a wasteful number, since it uses less digits than its factorization.

5818638330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31151 (or 31148 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 45.

The square root of 5818638330 is about 76279.9995411641. Note that the first 3 decimals coincide. The cubic root of 5818638330 is about 1798.6242914304.

The spelling of 5818638330 in words is "five billion, eight hundred eighteen million, six hundred thirty-eight thousand, three hundred thirty".