164233430432 has 24 divisors (see below), whose sum is σ = 323424039456. Its totient is φ = 82093991872.

The previous prime is 164233430423. The next prime is 164233430461. The reversal of 164233430432 is 234034332461.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 164233430392 and 164233430401.

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, 592358 + ... + 824229.

It is an arithmetic number, because the mean of its divisors is an integer number (13476001644).

Almost surely, 2^164233430432 is an apocalyptic number.

It is an amenable number.

164233430432 is a deficient number, since it is larger than the sum of its proper divisors (159190609024).

164233430432 is a wasteful number, since it uses less digits than its factorization.

164233430432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1420220 (or 1420212 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 35.

Adding to 164233430432 its reverse (234034332461), we get a palindrome (398267762893).

The spelling of 164233430432 in words is "one hundred sixty-four billion, two hundred thirty-three million, four hundred thirty thousand, four hundred thirty-two".