219073310641 has 4 divisors (see below), whose sum is σ = 219078960192. Its totient is φ = 219067661092.

The previous prime is 219073310587. The next prime is 219073310663. The reversal of 219073310641 is 146013370912.

219073310641 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 219073310641 - 2¹⁹ = 219072786353 is a prime.

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 219073310641.

It is not an unprimeable number, because it can be changed into a prime (219073310681) 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, 2766205 + ... + 2844298.

It is an arithmetic number, because the mean of its divisors is an integer number (54769740048).

Almost surely, 2^219073310641 is an apocalyptic number.

It is an amenable number.

219073310641 is a deficient number, since it is larger than the sum of its proper divisors (5649551).

219073310641 is an equidigital number, since it uses as much as digits as its factorization.

219073310641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5649550.

The product of its (nonzero) digits is 27216, while the sum is 37.

The spelling of 219073310641 in words is "two hundred nineteen billion, seventy-three million, three hundred ten thousand, six hundred forty-one".