800086436173 has 2 divisors, whose sum is σ = 800086436174. Its totient is φ = 800086436172.

The previous prime is 800086436167. The next prime is 800086436257. The reversal of 800086436173 is 371634680008.

800086436173 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 453039378724 + 347047057449 = 673082^2 + 589107^2 .

It is a cyclic number.

It is not a de Polignac number, because 800086436173 - 2²⁹ = 799549565261 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (800086496173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 400043218086 + 400043218087.

It is an arithmetic number, because the mean of its divisors is an integer number (400043218087).

Almost surely, 2^800086436173 is an apocalyptic number.

It is an amenable number.

800086436173 is a deficient number, since it is larger than the sum of its proper divisors (1).

800086436173 is an equidigital number, since it uses as much as digits as its factorization.

800086436173 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 580608, while the sum is 46.

The spelling of 800086436173 in words is "eight hundred billion, eighty-six million, four hundred thirty-six thousand, one hundred seventy-three".