55500500505506 has 32 divisors (see below), whose sum is σ = 101357921064960. Its totient is φ = 22262543359056.

The previous prime is 55500500505497. The next prime is 55500500505523. The reversal of 55500500505506 is 60550500500555.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1256896586 + ... + 1256940741.

It is an arithmetic number, because the mean of its divisors is an integer number (3167435033280).

Almost surely, 2^{55500500505506} is an apocalyptic number.

55500500505506 is a deficient number, since it is larger than the sum of its proper divisors (45857420559454).

55500500505506 is a wasteful number, since it uses less digits than its factorization.

55500500505506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2513837438.

The product of its (nonzero) digits is 468750, while the sum is 41.

The spelling of 55500500505506 in words is "fifty-five trillion, five hundred billion, five hundred million, five hundred five thousand, five hundred six".