164033615012 has 24 divisors (see below), whose sum is σ = 290056166400. Its totient is φ = 81160646400.

The previous prime is 164033615003. The next prime is 164033615029. The reversal of 164033615012 is 210516330461.

It is a self number, because there is not a number n which added to its sum of digits gives 164033615012.

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, 3527489 + ... + 3573687.

It is an arithmetic number, because the mean of its divisors is an integer number (12085673600).

Almost surely, 2^164033615012 is an apocalyptic number.

It is an amenable number.

164033615012 is a deficient number, since it is larger than the sum of its proper divisors (126022551388).

164033615012 is a wasteful number, since it uses less digits than its factorization.

164033615012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55451 (or 55449 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 32.

Adding to 164033615012 its reverse (210516330461), we get a palindrome (374549945473).

The spelling of 164033615012 in words is "one hundred sixty-four billion, thirty-three million, six hundred fifteen thousand, twelve".