164917836122 has 8 divisors (see below), whose sum is σ = 266405735316. Its totient is φ = 76115924352.

The previous prime is 164917836119. The next prime is 164917836133. The reversal of 164917836122 is 221638719461.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 163902712801 + 1015123321 = 404849^2 + 31861^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3171496823 + ... + 3171496874.

Almost surely, 2^164917836122 is an apocalyptic number.

164917836122 is a deficient number, since it is larger than the sum of its proper divisors (101487899194).

164917836122 is a wasteful number, since it uses less digits than its factorization.

164917836122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6342993712.

The product of its digits is 870912, while the sum is 50.

The spelling of 164917836122 in words is "one hundred sixty-four billion, nine hundred seventeen million, eight hundred thirty-six thousand, one hundred twenty-two".