23133405660503 has 4 divisors (see below), whose sum is σ = 23141694235728. Its totient is φ = 23125117085280.

The previous prime is 23133405660499. The next prime is 23133405660523. The reversal of 23133405660503 is 30506650433132.

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 23133405660503 - 2² = 23133405660499 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 (23133405660523) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4144283426 + ... + 4144289007.

It is an arithmetic number, because the mean of its divisors is an integer number (5785423558932).

Almost surely, 2^{23133405660503} is an apocalyptic number.

23133405660503 is a deficient number, since it is larger than the sum of its proper divisors (8288575225).

23133405660503 is an equidigital number, since it uses as much as digits as its factorization.

23133405660503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8288575224.

The product of its (nonzero) digits is 583200, while the sum is 41.

The spelling of 23133405660503 in words is "twenty-three trillion, one hundred thirty-three billion, four hundred five million, six hundred sixty thousand, five hundred three".