32644133144623 has 16 divisors (see below), whose sum is σ = 43829885062656. Its totient is φ = 23480295567840.

The previous prime is 32644133144617. The next prime is 32644133144627.

32644133144623 is nontrivially palindromic in base 10.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-32644133144623 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32644133144627) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16305759811 + ... + 16305761812.

It is an arithmetic number, because the mean of its divisors is an integer number (2739367816416).

Almost surely, 2^{32644133144623} is an apocalyptic number.

32644133144623 is a deficient number, since it is larger than the sum of its proper divisors (11185751918033).

32644133144623 is a wasteful number, since it uses less digits than its factorization.

32644133144623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32611521654.

The product of its digits is 2985984, while the sum is 46.

The spelling of 32644133144623 in words is "thirty-two trillion, six hundred forty-four billion, one hundred thirty-three million, one hundred forty-four thousand, six hundred twenty-three".