23355564655 has 24 divisors (see below), whose sum is σ = 29792523600. Its totient is φ = 17573524992.

The previous prime is 23355564623. The next prime is 23355564691. The reversal of 23355564655 is 55646555332.

It is not a de Polignac number, because 23355564655 - 2⁵ = 23355564623 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23355564599 and 23355564608.

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 204351 + ... + 297439.

It is an arithmetic number, because the mean of its divisors is an integer number (1241355150).

Almost surely, 2^23355564655 is an apocalyptic number.

23355564655 is a deficient number, since it is larger than the sum of its proper divisors (6436958945).

23355564655 is a wasteful number, since it uses less digits than its factorization.

23355564655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93271 (or 93252 counting only the distinct ones).

The product of its digits is 8100000, while the sum is 49.

The spelling of 23355564655 in words is "twenty-three billion, three hundred fifty-five million, five hundred sixty-four thousand, six hundred fifty-five".