4439718493 has 8 divisors (see below), whose sum is σ = 5096122880. Its totient is φ = 3788853840.

The previous prime is 4439718473. The next prime is 4439718499. The reversal of 4439718493 is 3948179344.

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

It is a cyclic number.

It is not a de Polignac number, because 4439718493 - 2⁵ = 4439718461 is a prime.

It is a super-2 number, since 2×4439718493² = 39422200594172382098, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4439718493.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4439718499) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1383213 + ... + 1386418.

It is an arithmetic number, because the mean of its divisors is an integer number (637015360).

Almost surely, 2^4439718493 is an apocalyptic number.

It is an amenable number.

4439718493 is a deficient number, since it is larger than the sum of its proper divisors (656404387).

4439718493 is a wasteful number, since it uses less digits than its factorization.

4439718493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2769867.

The product of its digits is 2612736, while the sum is 52.

The square root of 4439718493 is about 66631.2126034038. The cubic root of 4439718493 is about 1643.5584162820.

The spelling of 4439718493 in words is "four billion, four hundred thirty-nine million, seven hundred eighteen thousand, four hundred ninety-three".