164070872843093 has 2 divisors, whose sum is σ = 164070872843094. Its totient is φ = 164070872843092.

The previous prime is 164070872843081. The next prime is 164070872843191. The reversal of 164070872843093 is 390348278070461.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 102740563754404 + 61330309088689 = 10136102^2 + 7831367^2 .

It is a cyclic number.

It is not a de Polignac number, because 164070872843093 - 2¹⁶ = 164070872777557 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (164070872843023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82035436421546 + 82035436421547.

It is an arithmetic number, because the mean of its divisors is an integer number (82035436421547).

Almost surely, 2^{164070872843093} is an apocalyptic number.

It is an amenable number.

164070872843093 is a deficient number, since it is larger than the sum of its proper divisors (1).

164070872843093 is an equidigital number, since it uses as much as digits as its factorization.

164070872843093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48771072, while the sum is 62.

The spelling of 164070872843093 in words is "one hundred sixty-four trillion, seventy billion, eight hundred seventy-two million, eight hundred forty-three thousand, ninety-three".