23153445032503 has 8 divisors (see below), whose sum is σ = 23159746438400. Its totient is φ = 23147143987968.

The previous prime is 23153445032449. The next prime is 23153445032533. The reversal of 23153445032503 is 30523054435132.

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-23153445032503 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 (23153445032533) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 170921263 + ... + 171056671.

It is an arithmetic number, because the mean of its divisors is an integer number (2894968304800).

Almost surely, 2^{23153445032503} is an apocalyptic number.

23153445032503 is a deficient number, since it is larger than the sum of its proper divisors (6301405897).

23153445032503 is a wasteful number, since it uses less digits than its factorization.

23153445032503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180681.

The product of its (nonzero) digits is 648000, while the sum is 40.

Adding to 23153445032503 its reverse (30523054435132), we get a palindrome (53676499467635).

The spelling of 23153445032503 in words is "twenty-three trillion, one hundred fifty-three billion, four hundred forty-five million, thirty-two thousand, five hundred three".