23008623543 has 6 divisors (see below), whose sum is σ = 33234678464. Its totient is φ = 15339082356.

The previous prime is 23008623541. The next prime is 23008623559. The reversal of 23008623543 is 34532680032.

It is a happy number.

23008623543 is a `hidden beast` number, since 2 + 30 + 0 + 86 + 2 + 3 + 543 = 666.

It is not a de Polignac number, because 23008623543 - 2¹ = 23008623541 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23008623498 and 23008623507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23008623541) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1278256855 + ... + 1278256872.

Almost surely, 2^23008623543 is an apocalyptic number.

23008623543 is a deficient number, since it is larger than the sum of its proper divisors (10226054921).

23008623543 is a wasteful number, since it uses less digits than its factorization.

23008623543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2556513733 (or 2556513730 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 36.

The spelling of 23008623543 in words is "twenty-three billion, eight million, six hundred twenty-three thousand, five hundred forty-three".