164602374189 has 16 divisors (see below), whose sum is σ = 239440472064. Its totient is φ = 99751166000.

The previous prime is 164602374179. The next prime is 164602374199. The reversal of 164602374189 is 981473206461.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (164602374179) and next prime (164602374199).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-164602374189 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164602374109) 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, 244342 + ... + 623624.

It is an arithmetic number, because the mean of its divisors is an integer number (14965029504).

Almost surely, 2^164602374189 is an apocalyptic number.

It is an amenable number.

164602374189 is a deficient number, since it is larger than the sum of its proper divisors (74838097875).

164602374189 is a wasteful number, since it uses less digits than its factorization.

164602374189 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 392448.

The product of its (nonzero) digits is 1741824, while the sum is 51.

The spelling of 164602374189 in words is "one hundred sixty-four billion, six hundred two million, three hundred seventy-four thousand, one hundred eighty-nine".