164235315661804 has 24 divisors (see below), whose sum is σ = 292733332617600. Its totient is φ = 80602841470080.

The previous prime is 164235315661793. The next prime is 164235315661841. The reversal of 164235315661804 is 408166513532461.

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, 702488089 + ... + 702721840.

It is an arithmetic number, because the mean of its divisors is an integer number (12197222192400).

Almost surely, 2^{164235315661804} is an apocalyptic number.

It is an amenable number.

164235315661804 is a deficient number, since it is larger than the sum of its proper divisors (128498016955796).

164235315661804 is a wasteful number, since it uses less digits than its factorization.

164235315661804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1405210473 (or 1405210471 counting only the distinct ones).

The product of its (nonzero) digits is 12441600, while the sum is 55.

The spelling of 164235315661804 in words is "one hundred sixty-four trillion, two hundred thirty-five billion, three hundred fifteen million, six hundred sixty-one thousand, eight hundred four".