164648316657 has 8 divisors (see below), whose sum is σ = 239488460640. Its totient is φ = 99786858560.

The previous prime is 164648316551. The next prime is 164648316661. The reversal of 164648316657 is 756613846461.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 164648316657 - 2²⁶ = 164581207793 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 164648316597 and 164648316606.

It is not an unprimeable number, because it can be changed into a prime (164648316257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2494671432 + ... + 2494671497.

It is an arithmetic number, because the mean of its divisors is an integer number (29936057580).

Almost surely, 2^164648316657 is an apocalyptic number.

It is an amenable number.

164648316657 is a deficient number, since it is larger than the sum of its proper divisors (74840143983).

164648316657 is a wasteful number, since it uses less digits than its factorization.

164648316657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4989342943.

The product of its digits is 17418240, while the sum is 57.

The spelling of 164648316657 in words is "one hundred sixty-four billion, six hundred forty-eight million, three hundred sixteen thousand, six hundred fifty-seven".