55005000000505 has 8 divisors (see below), whose sum is σ = 66008455833600. Its totient is φ = 44002362778416.

The previous prime is 55005000000499. The next prime is 55005000000539. The reversal of 55005000000505 is 50500000050055.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 55005000000505 - 2⁹ = 55004999999993 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 55005000000505.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 204504915 + ... + 204773704.

It is an arithmetic number, because the mean of its divisors is an integer number (8251056979200).

Almost surely, 2^{55005000000505} is an apocalyptic number.

It is an amenable number.

55005000000505 is a deficient number, since it is larger than the sum of its proper divisors (11003455833095).

55005000000505 is a wasteful number, since it uses less digits than its factorization.

55005000000505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 409305503.

The product of its (nonzero) digits is 3125, while the sum is 25.

The spelling of 55005000000505 in words is "fifty-five trillion, five billion, five hundred five", and thus it is an aban number.