23543663155 has 8 divisors (see below), whose sum is σ = 29163763584. Its totient is φ = 18227352000.

The previous prime is 23543663153. The next prime is 23543663159. The reversal of 23543663155 is 55136634532.

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

It is not a de Polignac number, because 23543663155 - 2¹ = 23543663153 is a prime.

It is a super-2 number, since 2×23543663155² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23543663153) 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, 75947146 + ... + 75947455.

It is an arithmetic number, because the mean of its divisors is an integer number (3645470448).

Almost surely, 2^23543663155 is an apocalyptic number.

23543663155 is a deficient number, since it is larger than the sum of its proper divisors (5620100429).

23543663155 is a wasteful number, since it uses less digits than its factorization.

23543663155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151894637.

The product of its digits is 972000, while the sum is 43.

The spelling of 23543663155 in words is "twenty-three billion, five hundred forty-three million, six hundred sixty-three thousand, one hundred fifty-five".