6623636253066 has 48 divisors (see below), whose sum is σ = 16551856464000. Its totient is φ = 1875105409824.

The previous prime is 6623636253043. The next prime is 6623636253077. The reversal of 6623636253066 is 6603526363266.

6623636253066 is a `hidden beast` number, since 6 + 6 + 2 + 3 + 6 + 3 + 625 + 3 + 0 + 6 + 6 = 666.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 241126366 + ... + 241153833.

It is an arithmetic number, because the mean of its divisors is an integer number (344830343000).

Almost surely, 2^{6623636253066} is an apocalyptic number.

6623636253066 is an abundant number, since it is smaller than the sum of its proper divisors (9928220210934).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6623636253066 is a wasteful number, since it uses less digits than its factorization.

6623636253066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 482280323 (or 482280320 counting only the distinct ones).

The product of its (nonzero) digits is 25194240, while the sum is 54.

The spelling of 6623636253066 in words is "six trillion, six hundred twenty-three billion, six hundred thirty-six million, two hundred fifty-three thousand, sixty-six".