2728194462297 has 12 divisors (see below), whose sum is σ = 3940739665200. Its totient is φ = 1818789694008.

The previous prime is 2728194462293. The next prime is 2728194462319. The reversal of 2728194462297 is 7922644918272.

It is a happy number.

2728194462297 is a `hidden beast` number, since 2 + 7 + 2 + 81 + 9 + 4 + 462 + 2 + 97 = 666.

It is not a de Polignac number, because 2728194462297 - 2² = 2728194462293 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2728194462293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4439158 + ... + 5016224.

It is an arithmetic number, because the mean of its divisors is an integer number (328394972100).

Almost surely, 2^{2728194462297} is an apocalyptic number.

It is an amenable number.

2728194462297 is a deficient number, since it is larger than the sum of its proper divisors (1212545202903).

2728194462297 is a wasteful number, since it uses less digits than its factorization.

2728194462297 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1102372 (or 1102369 counting only the distinct ones).

The product of its digits is 48771072, while the sum is 63.

The spelling of 2728194462297 in words is "two trillion, seven hundred twenty-eight billion, one hundred ninety-four million, four hundred sixty-two thousand, two hundred ninety-seven".