11676891797 has 2 divisors, whose sum is σ = 11676891798. Its totient is φ = 11676891796.

The previous prime is 11676891773. The next prime is 11676891823. The reversal of 11676891797 is 79719867611.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8348294161 + 3328597636 = 91369^2 + 57694^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11676891797 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11676891727) 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 as a sum of consecutive naturals, namely, 5838445898 + 5838445899.

It is an arithmetic number, because the mean of its divisors is an integer number (5838445899).

Almost surely, 2^11676891797 is an apocalyptic number.

It is an amenable number.

11676891797 is a deficient number, since it is larger than the sum of its proper divisors (1).

11676891797 is an equidigital number, since it uses as much as digits as its factorization.

11676891797 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8001504, while the sum is 62.

The spelling of 11676891797 in words is "eleven billion, six hundred seventy-six million, eight hundred ninety-one thousand, seven hundred ninety-seven".