3805658716469 has 2 divisors, whose sum is σ = 3805658716470. Its totient is φ = 3805658716468.

The previous prime is 3805658716427. The next prime is 3805658716481. The reversal of 3805658716469 is 9646178565083.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3582956836900 + 222701879569 = 1892870^2 + 471913^2 .

It is a cyclic number.

It is not a de Polignac number, because 3805658716469 - 2²⁰ = 3805657667893 is a prime.

It is a super-2 number, since 2×3805658716469² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3805658716399 and 3805658716408.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3805658706469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1902829358234 + 1902829358235.

It is an arithmetic number, because the mean of its divisors is an integer number (1902829358235).

Almost surely, 2^{3805658716469} is an apocalyptic number.

It is an amenable number.

3805658716469 is a deficient number, since it is larger than the sum of its proper divisors (1).

3805658716469 is an equidigital number, since it uses as much as digits as its factorization.

3805658716469 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 261273600, while the sum is 68.

The spelling of 3805658716469 in words is "three trillion, eight hundred five billion, six hundred fifty-eight million, seven hundred sixteen thousand, four hundred sixty-nine".