164042343512 has 32 divisors (see below), whose sum is σ = 308674347600. Its totient is φ = 81729648000.

The previous prime is 164042343401. The next prime is 164042343527. The reversal of 164042343512 is 215343240461.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2864762 + ... + 2921462.

Almost surely, 2^164042343512 is an apocalyptic number.

It is an amenable number.

164042343512 is a deficient number, since it is larger than the sum of its proper divisors (144632004088).

164042343512 is a wasteful number, since it uses less digits than its factorization.

164042343512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57987 (or 57983 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 35.

Adding to 164042343512 its reverse (215343240461), we get a palindrome (379385583973).

The spelling of 164042343512 in words is "one hundred sixty-four billion, forty-two million, three hundred forty-three thousand, five hundred twelve".