8065797019769 has 2 divisors, whose sum is σ = 8065797019770. Its totient is φ = 8065797019768.

The previous prime is 8065797019741. The next prime is 8065797019783. The reversal of 8065797019769 is 9679107975608.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4458031074025 + 3607765945744 = 2111405^2 + 1899412^2 .

It is a cyclic number.

It is not a de Polignac number, because 8065797019769 - 2¹⁶ = 8065796954233 is a prime.

It is a super-2 number, since 2×8065797019769² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 8065797019696 and 8065797019705.

It is not a weakly prime, because it can be changed into another prime (8065797019669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4032898509884 + 4032898509885.

It is an arithmetic number, because the mean of its divisors is an integer number (4032898509885).

Almost surely, 2^{8065797019769} is an apocalyptic number.

It is an amenable number.

8065797019769 is a deficient number, since it is larger than the sum of its proper divisors (1).

8065797019769 is an equidigital number, since it uses as much as digits as its factorization.

8065797019769 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 360067680, while the sum is 74.

The spelling of 8065797019769 in words is "eight trillion, sixty-five billion, seven hundred ninety-seven million, nineteen thousand, seven hundred sixty-nine".