23605153643 has 4 divisors (see below), whose sum is σ = 23638827888. Its totient is φ = 23571479400.

The previous prime is 23605153609. The next prime is 23605153657. The reversal of 23605153643 is 34635150632.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 23605153643 - 2¹⁶ = 23605088107 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23605153597 and 23605153606.

It is not an unprimeable number, because it can be changed into a prime (23605153673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16836071 + ... + 16837472.

It is an arithmetic number, because the mean of its divisors is an integer number (5909706972).

Almost surely, 2^23605153643 is an apocalyptic number.

23605153643 is a deficient number, since it is larger than the sum of its proper divisors (33674245).

23605153643 is an equidigital number, since it uses as much as digits as its factorization.

23605153643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33674244.

The product of its (nonzero) digits is 194400, while the sum is 38.

The spelling of 23605153643 in words is "twenty-three billion, six hundred five million, one hundred fifty-three thousand, six hundred forty-three".