164510612044 has 24 divisors (see below), whose sum is σ = 292085041248. Its totient is φ = 81059656320.

The previous prime is 164510612011. The next prime is 164510612051. The reversal of 164510612044 is 440216015461.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 106329 + ... + 583375.

It is an arithmetic number, because the mean of its divisors is an integer number (12170210052).

Almost surely, 2^164510612044 is an apocalyptic number.

It is an amenable number.

164510612044 is a deficient number, since it is larger than the sum of its proper divisors (127574429204).

164510612044 is a wasteful number, since it uses less digits than its factorization.

164510612044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 478305 (or 478303 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 34.

The spelling of 164510612044 in words is "one hundred sixty-four billion, five hundred ten million, six hundred twelve thousand, forty-four".