23853217066 has 16 divisors (see below), whose sum is σ = 41296095360. Its totient is φ = 10121590800.

The previous prime is 23853217051. The next prime is 23853217099. The reversal of 23853217066 is 66071235832.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8433246 + ... + 8436073.

It is an arithmetic number, because the mean of its divisors is an integer number (2581005960).

Almost surely, 2^23853217066 is an apocalyptic number.

23853217066 is a deficient number, since it is larger than the sum of its proper divisors (17442878294).

23853217066 is a wasteful number, since it uses less digits than its factorization.

23853217066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16869429.

The product of its (nonzero) digits is 362880, while the sum is 43.

The spelling of 23853217066 in words is "twenty-three billion, eight hundred fifty-three million, two hundred seventeen thousand, sixty-six".