23132305552543 has 128 divisors (see below), whose sum is σ = 26834273796096. Its totient is φ = 19760412672000.

The previous prime is 23132305552541. The next prime is 23132305552627. The reversal of 23132305552543 is 34525550323132.

It is not a de Polignac number, because 23132305552543 - 2¹ = 23132305552541 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 23132305552543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23132305552541) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 68641856071 + ... + 68641856407.

It is an arithmetic number, because the mean of its divisors is an integer number (209642764032).

Almost surely, 2^{23132305552543} is an apocalyptic number.

23132305552543 is a deficient number, since it is larger than the sum of its proper divisors (3701968243553).

23132305552543 is a wasteful number, since it uses less digits than its factorization.

23132305552543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 833.

The product of its (nonzero) digits is 1620000, while the sum is 43.

Adding to 23132305552543 its reverse (34525550323132), we get a palindrome (57657855875675).

The spelling of 23132305552543 in words is "twenty-three trillion, one hundred thirty-two billion, three hundred five million, five hundred fifty-two thousand, five hundred forty-three".