23443645402111 has 8 divisors (see below), whose sum is σ = 25828102586448. Its totient is φ = 21101391000000.

The previous prime is 23443645402087. The next prime is 23443645402147. The reversal of 23443645402111 is 11120454634432.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23443645402111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23443645402211) 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 7 ways as a sum of consecutive naturals, for example, 10550694390 + ... + 10550696611.

It is an arithmetic number, because the mean of its divisors is an integer number (3228512823306).

Almost surely, 2^{23443645402111} is an apocalyptic number.

23443645402111 is a deficient number, since it is larger than the sum of its proper divisors (2384457184337).

23443645402111 is a wasteful number, since it uses less digits than its factorization.

23443645402111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21101391113.

The product of its (nonzero) digits is 276480, while the sum is 40.

The spelling of 23443645402111 in words is "twenty-three trillion, four hundred forty-three billion, six hundred forty-five million, four hundred two thousand, one hundred eleven".