23643343544 has 16 divisors (see below), whose sum is σ = 44332917720. Its totient is φ = 11821232160.

The previous prime is 23643343517. The next prime is 23643343547. The reversal of 23643343544 is 44534334632.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23643343547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 343979 + ... + 406949.

Almost surely, 2^23643343544 is an apocalyptic number.

It is an amenable number.

23643343544 is a deficient number, since it is larger than the sum of its proper divisors (20689574176).

23643343544 is a wasteful number, since it uses less digits than its factorization.

23643343544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109910 (or 109906 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 41.

The spelling of 23643343544 in words is "twenty-three billion, six hundred forty-three million, three hundred forty-three thousand, five hundred forty-four".