6740826982697 has 4 divisors (see below), whose sum is σ = 6765162098436. Its totient is φ = 6716491866960.

The previous prime is 6740826982693. The next prime is 6740826982699. The reversal of 6740826982697 is 7962896280476.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 866427734041 + 5874399248656 = 930821^2 + 2423716^2 .

It is a cyclic number.

It is not a de Polignac number, because 6740826982697 - 2² = 6740826982693 is a prime.

It is a super-2 number, since 2×6740826982697² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6740826982693) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12167557454 + ... + 12167558007.

It is an arithmetic number, because the mean of its divisors is an integer number (1691290524609).

Almost surely, 2^{6740826982697} is an apocalyptic number.

It is an amenable number.

6740826982697 is a deficient number, since it is larger than the sum of its proper divisors (24335115739).

6740826982697 is a wasteful number, since it uses less digits than its factorization.

6740826982697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24335115738.

The product of its (nonzero) digits is 877879296, while the sum is 74.

The spelling of 6740826982697 in words is "six trillion, seven hundred forty billion, eight hundred twenty-six million, nine hundred eighty-two thousand, six hundred ninety-seven".