55055505005 has 8 divisors (see below), whose sum is σ = 66068131992. Its totient is φ = 44043386688.

The previous prime is 55055504893. The next prime is 55055505017. The reversal of 55055505005 is 50050555055.

It can be written as a sum of positive squares in 4 ways, for example, as 13434200836 + 41621304169 = 115906^2 + 204013^2 .

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 55055505005 - 2¹⁰ = 55055503981 is a prime.

It is a super-2 number, since 2×55055505005² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

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 7 ways as a sum of consecutive naturals, for example, 177167 + ... + 376163.

It is an arithmetic number, because the mean of its divisors is an integer number (8258516499).

Almost surely, 2^55055505005 is an apocalyptic number.

It is an amenable number.

55055505005 is a deficient number, since it is larger than the sum of its proper divisors (11012626987).

55055505005 is a wasteful number, since it uses less digits than its factorization.

55055505005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254335.

The product of its (nonzero) digits is 78125, while the sum is 35.

The spelling of 55055505005 in words is "fifty-five billion, fifty-five million, five hundred five thousand, five".