23612066443 has 12 divisors (see below), whose sum is σ = 27814787040. Its totient is φ = 19982722032.

The previous prime is 23612066437. The next prime is 23612066549. The reversal of 23612066443 is 34466021632.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-23612066443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23612066243) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3045996 + ... + 3053737.

It is an arithmetic number, because the mean of its divisors is an integer number (2317898920).

Almost surely, 2^23612066443 is an apocalyptic number.

23612066443 is a deficient number, since it is larger than the sum of its proper divisors (4202720597).

23612066443 is an equidigital number, since it uses as much as digits as its factorization.

23612066443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6099826 (or 6099819 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 37.

The spelling of 23612066443 in words is "twenty-three billion, six hundred twelve million, sixty-six thousand, four hundred forty-three".