4418996138 has 8 divisors (see below), whose sum is σ = 6702971940. Its totient is φ = 2184672160.

The previous prime is 4418996107. The next prime is 4418996147. The reversal of 4418996138 is 8316998144.

It can be written as a sum of positive squares in 2 ways, for example, as 4413874969 + 5121169 = 66437^2 + 2263^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 4418996138.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12412733 + ... + 12413088.

Almost surely, 2^4418996138 is an apocalyptic number.

4418996138 is a deficient number, since it is larger than the sum of its proper divisors (2283975802).

4418996138 is a wasteful number, since it uses less digits than its factorization.

4418996138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24825912.

The product of its digits is 1492992, while the sum is 53.

The square root of 4418996138 is about 66475.5303702046. The cubic root of 4418996138 is about 1640.9973283836.

The spelling of 4418996138 in words is "four billion, four hundred eighteen million, nine hundred ninety-six thousand, one hundred thirty-eight".