23127818186 has 16 divisors (see below), whose sum is σ = 38650746240. Its totient is φ = 10288970880.

The previous prime is 23127818117. The next prime is 23127818213. The reversal of 23127818186 is 68181872132.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a self number, because there is not a number n which added to its sum of digits gives 23127818186.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11182631 + ... + 11184698.

It is an arithmetic number, because the mean of its divisors is an integer number (2415671640).

Almost surely, 2^23127818186 is an apocalyptic number.

23127818186 is a deficient number, since it is larger than the sum of its proper divisors (15522928054).

23127818186 is a wasteful number, since it uses less digits than its factorization.

23127818186 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22367389.

The product of its digits is 258048, while the sum is 47.

The spelling of 23127818186 in words is "twenty-three billion, one hundred twenty-seven million, eight hundred eighteen thousand, one hundred eighty-six".