23421527866 has 12 divisors (see below), whose sum is σ = 38616486426. Its totient is φ = 10646148920.

The previous prime is 23421527851. The next prime is 23421527887. The reversal of 23421527866 is 66872512432.

It can be written as a sum of positive squares in only one way, i.e., 19225209025 + 4196318841 = 138655^2 + 64779^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 48391345 + ... + 48391828.

Almost surely, 2^23421527866 is an apocalyptic number.

23421527866 is a deficient number, since it is larger than the sum of its proper divisors (15194958560).

23421527866 is a wasteful number, since it uses less digits than its factorization.

23421527866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96783197 (or 96783186 counting only the distinct ones).

The product of its digits is 967680, while the sum is 46.

The spelling of 23421527866 in words is "twenty-three billion, four hundred twenty-one million, five hundred twenty-seven thousand, eight hundred sixty-six".