5500400186905 has 8 divisors (see below), whose sum is σ = 7108209472392. Its totient is φ = 4061833984128.

The previous prime is 5500400186881. The next prime is 5500400186921. The reversal of 5500400186905 is 5096810040055.

It can be written as a sum of positive squares in 4 ways, for example, as 5621641 + 5500394565264 = 2371^2 + 2345292^2 .

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 5500400186905 - 2⁴¹ = 3301376931353 is a prime.

It is a super-2 number, since 2×5500400186905² (a number of 26 digits) contains 22 as substring.

It is a Duffinian 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, 42310770604 + ... + 42310770733.

It is an arithmetic number, because the mean of its divisors is an integer number (888526184049).

Almost surely, 2^{5500400186905} is an apocalyptic number.

It is an amenable number.

5500400186905 is a deficient number, since it is larger than the sum of its proper divisors (1607809285487).

5500400186905 is a wasteful number, since it uses less digits than its factorization.

5500400186905 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84621541355.

The product of its (nonzero) digits is 216000, while the sum is 43.

The spelling of 5500400186905 in words is "five trillion, five hundred billion, four hundred million, one hundred eighty-six thousand, nine hundred five".