219326369141 has 6 divisors (see below), whose sum is σ = 241077744726. Its totient is φ = 199387608200.

The previous prime is 219326369113. The next prime is 219326369149. The reversal of 219326369141 is 141963623912.

It can be written as a sum of positive squares in only one way, i.e., 219225286225 + 101082916 = 468215^2 + 10054^2 .

It is not a de Polignac number, because 219326369141 - 2³⁰ = 218252627317 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (219326369149) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 906307190 + ... + 906307431.

It is an arithmetic number, because the mean of its divisors is an integer number (40179624121).

Almost surely, 2^219326369141 is an apocalyptic number.

It is an amenable number.

219326369141 is a deficient number, since it is larger than the sum of its proper divisors (21751375585).

219326369141 is a wasteful number, since it uses less digits than its factorization.

219326369141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1812614643 (or 1812614632 counting only the distinct ones).

The product of its digits is 419904, while the sum is 47.

The spelling of 219326369141 in words is "two hundred nineteen billion, three hundred twenty-six million, three hundred sixty-nine thousand, one hundred forty-one".