2697812709197 has 4 divisors (see below), whose sum is σ = 2698387817856. Its totient is φ = 2697237600540.

The previous prime is 2697812709161. The next prime is 2697812709209. The reversal of 2697812709197 is 7919072187962.

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 a de Polignac number, because none of the positive numbers 2^k-2697812709197 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 (2697812709107) 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, 287547293 + ... + 287556674.

It is an arithmetic number, because the mean of its divisors is an integer number (674596954464).

Almost surely, 2^{2697812709197} is an apocalyptic number.

It is an amenable number.

2697812709197 is a deficient number, since it is larger than the sum of its proper divisors (575108659).

2697812709197 is an equidigital number, since it uses as much as digits as its factorization.

2697812709197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 575108658.

The product of its (nonzero) digits is 48009024, while the sum is 68.

The spelling of 2697812709197 in words is "two trillion, six hundred ninety-seven billion, eight hundred twelve million, seven hundred nine thousand, one hundred ninety-seven".