4556308138 has 8 divisors (see below), whose sum is σ = 6837429060. Its totient is φ = 2277165120.

The previous prime is 4556308123. The next prime is 4556308139. The reversal of 4556308138 is 8318036554.

It can be written as a sum of positive squares in 2 ways, for example, as 4284618849 + 271689289 = 65457^2 + 16483^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 4556308094 and 4556308103.

It is not an unprimeable number, because it can be changed into a prime (4556308139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 488703 + ... + 497938.

Almost surely, 2^4556308138 is an apocalyptic number.

4556308138 is a deficient number, since it is larger than the sum of its proper divisors (2281120922).

4556308138 is a wasteful number, since it uses less digits than its factorization.

4556308138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 988952.

The product of its (nonzero) digits is 345600, while the sum is 43.

The square root of 4556308138 is about 67500.4306504781. The cubic root of 4556308138 is about 1657.8212256248.

The spelling of 4556308138 in words is "four billion, five hundred fifty-six million, three hundred eight thousand, one hundred thirty-eight".