164513442666142 has 4 divisors (see below), whose sum is σ = 246770163999216. Its totient is φ = 82256721333070.

The previous prime is 164513442666073. The next prime is 164513442666163. The reversal of 164513442666142 is 241666244315461.

164513442666142 is digitally balanced in base 3, 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 congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41128360666534 + ... + 41128360666537.

It is an arithmetic number, because the mean of its divisors is an integer number (61692540999804).

Almost surely, 2^{164513442666142} is an apocalyptic number.

164513442666142 is a deficient number, since it is larger than the sum of its proper divisors (82256721333074).

164513442666142 is an equidigital number, since it uses as much as digits as its factorization.

164513442666142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82256721333073.

The product of its digits is 19906560, while the sum is 55.

The spelling of 164513442666142 in words is "one hundred sixty-four trillion, five hundred thirteen billion, four hundred forty-two million, six hundred sixty-six thousand, one hundred forty-two".