164465046071 has 4 divisors (see below), whose sum is σ = 171615700272. Its totient is φ = 157314391872.

The previous prime is 164465046037. The next prime is 164465046089. The reversal of 164465046071 is 170640564461.

164465046071 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 170640564461 = 1033 ⋅165189317.

It is a cyclic number.

It is not a de Polignac number, because 164465046071 - 2¹⁸ = 164464783927 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164465046671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3575327066 + ... + 3575327111.

It is an arithmetic number, because the mean of its divisors is an integer number (42903925068).

Almost surely, 2^164465046071 is an apocalyptic number.

164465046071 is a deficient number, since it is larger than the sum of its proper divisors (7150654201).

164465046071 is an equidigital number, since it uses as much as digits as its factorization.

164465046071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7150654200.

The product of its (nonzero) digits is 483840, while the sum is 44.

The spelling of 164465046071 in words is "one hundred sixty-four billion, four hundred sixty-five million, forty-six thousand, seventy-one".