8052805557817 has 2 divisors, whose sum is σ = 8052805557818. Its totient is φ = 8052805557816.

The previous prime is 8052805557799. The next prime is 8052805557829. The reversal of 8052805557817 is 7187555082508.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7331985879696 + 720819678121 = 2707764^2 + 849011^2 .

It is a cyclic number.

It is not a de Polignac number, because 8052805557817 - 2³¹ = 8050658074169 is a prime.

It is not a weakly prime, because it can be changed into another prime (8052805552817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4026402778908 + 4026402778909.

It is an arithmetic number, because the mean of its divisors is an integer number (4026402778909).

Almost surely, 2^{8052805557817} is an apocalyptic number.

It is an amenable number.

8052805557817 is a deficient number, since it is larger than the sum of its proper divisors (1).

8052805557817 is an equidigital number, since it uses as much as digits as its factorization.

8052805557817 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31360000, while the sum is 61.

The spelling of 8052805557817 in words is "eight trillion, fifty-two billion, eight hundred five million, five hundred fifty-seven thousand, eight hundred seventeen".