4000718219 has 4 divisors (see below), whose sum is σ = 4000844760. Its totient is φ = 4000591680.

The previous prime is 4000718209. The next prime is 4000718231. The reversal of 4000718219 is 9128170004.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 4000718219 - 2²⁰ = 3999669643 is a prime.

It is a super-2 number, since 2×4000718219² = 32011492535677063922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4000718209) 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, 29324 + ... + 94134.

It is an arithmetic number, because the mean of its divisors is an integer number (1000211190).

Almost surely, 2^4000718219 is an apocalyptic number.

4000718219 is a deficient number, since it is larger than the sum of its proper divisors (126541).

4000718219 is an equidigital number, since it uses as much as digits as its factorization.

4000718219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126540.

The product of its (nonzero) digits is 4032, while the sum is 32.

The square root of 4000718219 is about 63251.2309682586. The cubic root of 4000718219 is about 1587.4960547487.

The spelling of 4000718219 in words is "four billion, seven hundred eighteen thousand, two hundred nineteen".