8793790869779 has 2 divisors, whose sum is σ = 8793790869780. Its totient is φ = 8793790869778.

The previous prime is 8793790869761. The next prime is 8793790869817. The reversal of 8793790869779 is 9779680973978.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8793790869779 - 2²⁰ = 8793789821203 is a prime.

It is a super-2 number, since 2×8793790869779² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 8793790869694 and 8793790869703.

It is not a weakly prime, because it can be changed into another prime (8793790869719) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4396895434889 + 4396895434890.

It is an arithmetic number, because the mean of its divisors is an integer number (4396895434890).

Almost surely, 2^{8793790869779} is an apocalyptic number.

8793790869779 is a deficient number, since it is larger than the sum of its proper divisors (1).

8793790869779 is an equidigital number, since it uses as much as digits as its factorization.

8793790869779 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18147411072, while the sum is 89.

The spelling of 8793790869779 in words is "eight trillion, seven hundred ninety-three billion, seven hundred ninety million, eight hundred sixty-nine thousand, seven hundred seventy-nine".