80211165753613 has 2 divisors, whose sum is σ = 80211165753614. Its totient is φ = 80211165753612.

The previous prime is 80211165753461. The next prime is 80211165753623. The reversal of 80211165753613 is 31635756111208.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 74700982278729 + 5510183474884 = 8642973^2 + 2347378^2 .

It is a cyclic number.

It is not a de Polignac number, because 80211165753613 - 2²⁹ = 80210628882701 is a prime.

It is a super-2 number, since 2×80211165753613² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (80211165753623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40105582876806 + 40105582876807.

It is an arithmetic number, because the mean of its divisors is an integer number (40105582876807).

Almost surely, 2^{80211165753613} is an apocalyptic number.

It is an amenable number.

80211165753613 is a deficient number, since it is larger than the sum of its proper divisors (1).

80211165753613 is an equidigital number, since it uses as much as digits as its factorization.

80211165753613 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 907200, while the sum is 49.

The spelling of 80211165753613 in words is "eighty trillion, two hundred eleven billion, one hundred sixty-five million, seven hundred fifty-three thousand, six hundred thirteen".