23551650655 has 32 divisors (see below), whose sum is σ = 32368641984. Its totient is φ = 16296646656.

The previous prime is 23551650649. The next prime is 23551650679. The reversal of 23551650655 is 55605615532.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23551650655 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 203889 + ... + 297781.

It is an arithmetic number, because the mean of its divisors is an integer number (1011520062).

Almost surely, 2^23551650655 is an apocalyptic number.

23551650655 is a deficient number, since it is larger than the sum of its proper divisors (8816991329).

23551650655 is a wasteful number, since it uses less digits than its factorization.

23551650655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94155.

The product of its (nonzero) digits is 675000, while the sum is 43.

The spelling of 23551650655 in words is "twenty-three billion, five hundred fifty-one million, six hundred fifty thousand, six hundred fifty-five".