2195273728619 has 16 divisors (see below), whose sum is σ = 2292916066560. Its totient is φ = 2097815338080.

The previous prime is 2195273728601. The next prime is 2195273728633. The reversal of 2195273728619 is 9168273725912.

It is a cyclic number.

It is not a de Polignac number, because 2195273728619 - 2⁴⁰ = 1095762100843 is a prime.

It is a super-2 number, since 2×2195273728619² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2195273778619) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 127705277 + ... + 127722465.

It is an arithmetic number, because the mean of its divisors is an integer number (143307254160).

Almost surely, 2^{2195273728619} is an apocalyptic number.

2195273728619 is a deficient number, since it is larger than the sum of its proper divisors (97642337941).

2195273728619 is a wasteful number, since it uses less digits than its factorization.

2195273728619 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22210.

The product of its digits is 22861440, while the sum is 62.

The spelling of 2195273728619 in words is "two trillion, one hundred ninety-five billion, two hundred seventy-three million, seven hundred twenty-eight thousand, six hundred nineteen".