164006995371 has 4 divisors (see below), whose sum is σ = 218675993832. Its totient is φ = 109337996912.

The previous prime is 164006995331. The next prime is 164006995387. The reversal of 164006995371 is 173599600461.

164006995371 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.

It is a cyclic number.

It is not a de Polignac number, because 164006995371 - 2¹⁴ = 164006978987 is a prime.

It is not an unprimeable number, because it can be changed into a prime (164006995331) 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, 27334499226 + ... + 27334499231.

It is an arithmetic number, because the mean of its divisors is an integer number (54668998458).

Almost surely, 2^164006995371 is an apocalyptic number.

164006995371 is a deficient number, since it is larger than the sum of its proper divisors (54668998461).

164006995371 is an equidigital number, since it uses as much as digits as its factorization.

164006995371 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54668998460.

The product of its (nonzero) digits is 1224720, while the sum is 51.

The spelling of 164006995371 in words is "one hundred sixty-four billion, six million, nine hundred ninety-five thousand, three hundred seventy-one".