4418009782 has 8 divisors (see below), whose sum is σ = 6632950896. Its totient is φ = 2207026152.

The previous prime is 4418009779. The next prime is 4418009807. The reversal of 4418009782 is 2879008144.

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

It is a congruent number.

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, 986578 + ... + 991045.

It is an arithmetic number, because the mean of its divisors is an integer number (829118862).

Almost surely, 2^4418009782 is an apocalyptic number.

4418009782 is a deficient number, since it is larger than the sum of its proper divisors (2214941114).

4418009782 is a wasteful number, since it uses less digits than its factorization.

4418009782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1978742.

The product of its (nonzero) digits is 129024, while the sum is 43.

The square root of 4418009782 is about 66468.1110157345. Note that the first 3 decimals coincide. The cubic root of 4418009782 is about 1640.8752246332.

The spelling of 4418009782 in words is "four billion, four hundred eighteen million, nine thousand, seven hundred eighty-two".