164333444402197 has 16 divisors (see below), whose sum is σ = 188202677731200. Its totient is φ = 140562723607488.

The previous prime is 164333444402191. The next prime is 164333444402201. The reversal of 164333444402197 is 791204444333461.

It is not a de Polignac number, because 164333444402197 - 2³⁵ = 164299084663829 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 (164333444402191) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2946322 + ... + 18367027.

It is an arithmetic number, because the mean of its divisors is an integer number (11762667358200).

Almost surely, 2^{164333444402197} is an apocalyptic number.

It is an amenable number.

164333444402197 is a deficient number, since it is larger than the sum of its proper divisors (23869233329003).

164333444402197 is a wasteful number, since it uses less digits than its factorization.

164333444402197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21315660.

The product of its (nonzero) digits is 20901888, while the sum is 55.

The spelling of 164333444402197 in words is "one hundred sixty-four trillion, three hundred thirty-three billion, four hundred forty-four million, four hundred two thousand, one hundred ninety-seven".