23180464066 has 4 divisors (see below), whose sum is σ = 34770696102. Its totient is φ = 11590232032.

The previous prime is 23180464033. The next prime is 23180464067. The reversal of 23180464066 is 66046408132.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 16946572041 + 6233892025 = 130179^2 + 78955^2 .

It is not an unprimeable number, because it can be changed into a prime (23180464067) by changing a digit.

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 as a sum of consecutive naturals, namely, 5795116015 + ... + 5795116018.

Almost surely, 2^23180464066 is an apocalyptic number.

23180464066 is a deficient number, since it is larger than the sum of its proper divisors (11590232036).

23180464066 is a wasteful number, since it uses less digits than its factorization.

23180464066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11590232035.

The product of its (nonzero) digits is 165888, while the sum is 40.

The spelling of 23180464066 in words is "twenty-three billion, one hundred eighty million, four hundred sixty-four thousand, sixty-six".