164002943959 has 2 divisors, whose sum is σ = 164002943960. Its totient is φ = 164002943958.

The previous prime is 164002943947. The next prime is 164002944013. The reversal of 164002943959 is 959349200461.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-164002943959 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (164002943459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82001471979 + 82001471980.

It is an arithmetic number, because the mean of its divisors is an integer number (82001471980).

Almost surely, 2^164002943959 is an apocalyptic number.

164002943959 is a deficient number, since it is larger than the sum of its proper divisors (1).

164002943959 is an equidigital number, since it uses as much as digits as its factorization.

164002943959 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2099520, while the sum is 52.

The spelling of 164002943959 in words is "one hundred sixty-four billion, two million, nine hundred forty-three thousand, nine hundred fifty-nine".