164054944544 has 24 divisors (see below), whose sum is σ = 323280373248. Its totient is φ = 81951992640.

The previous prime is 164054944523. The next prime is 164054944583. The reversal of 164054944544 is 445449450461.

It is a junction number, because it is equal to n+sod(n) for n = 164054944492 and 164054944501.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2323412 + ... + 2392979.

It is an arithmetic number, because the mean of its divisors is an integer number (13470015552).

Almost surely, 2^164054944544 is an apocalyptic number.

It is an amenable number.

164054944544 is a deficient number, since it is larger than the sum of its proper divisors (159225428704).

164054944544 is a wasteful number, since it uses less digits than its factorization.

164054944544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4717488 (or 4717480 counting only the distinct ones).

The product of its (nonzero) digits is 5529600, while the sum is 50.

The spelling of 164054944544 in words is "one hundred sixty-four billion, fifty-four million, nine hundred forty-four thousand, five hundred forty-four".