164642483576 has 8 divisors (see below), whose sum is σ = 308704656720. Its totient is φ = 82321241784.

The previous prime is 164642483563. The next prime is 164642483591. The reversal of 164642483576 is 675384246461.

It is a tau number, because it is divible by the number of its divisors (8).

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, 10290155216 + ... + 10290155231.

It is an arithmetic number, because the mean of its divisors is an integer number (38588082090).

Almost surely, 2^164642483576 is an apocalyptic number.

It is an amenable number.

164642483576 is a deficient number, since it is larger than the sum of its proper divisors (144062173144).

164642483576 is a wasteful number, since it uses less digits than its factorization.

164642483576 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20580310453 (or 20580310449 counting only the distinct ones).

The product of its digits is 23224320, while the sum is 56.

The spelling of 164642483576 in words is "one hundred sixty-four billion, six hundred forty-two million, four hundred eighty-three thousand, five hundred seventy-six".