2642006730697 has 2 divisors, whose sum is σ = 2642006730698. Its totient is φ = 2642006730696.

The previous prime is 2642006730683. The next prime is 2642006730707. The reversal of 2642006730697 is 7960376002462.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2640010785721 + 1995944976 = 1624811^2 + 44676^2 .

It is a cyclic number.

It is not a de Polignac number, because 2642006730697 - 2⁷ = 2642006730569 is a prime.

It is not a weakly prime, because it can be changed into another prime (2642006730397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1321003365348 + 1321003365349.

It is an arithmetic number, because the mean of its divisors is an integer number (1321003365349).

Almost surely, 2^{2642006730697} is an apocalyptic number.

It is an amenable number.

2642006730697 is a deficient number, since it is larger than the sum of its proper divisors (1).

2642006730697 is an equidigital number, since it uses as much as digits as its factorization.

2642006730697 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4572288, while the sum is 52.

The spelling of 2642006730697 in words is "two trillion, six hundred forty-two billion, six million, seven hundred thirty thousand, six hundred ninety-seven".