5565404045655 has 16 divisors (see below), whose sum is σ = 9894051636960. Its totient is φ = 2968215490944.

The previous prime is 5565404045629. The next prime is 5565404045687.

5565404045655 is a `hidden beast` number, since 5 + 5 + 6 + 540 + 4 + 0 + 45 + 6 + 55 = 666.

5565404045655 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 5565404045655 - 2¹⁷ = 5565403914583 is a prime.

It is a congruent 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, 20612607442 + ... + 20612607711.

It is an arithmetic number, because the mean of its divisors is an integer number (618378227310).

Almost surely, 2^{5565404045655} is an apocalyptic number.

5565404045655 is a deficient number, since it is larger than the sum of its proper divisors (4328647591305).

5565404045655 is a wasteful number, since it uses less digits than its factorization.

5565404045655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41225215167 (or 41225215161 counting only the distinct ones).

The product of its (nonzero) digits is 36000000, while the sum is 54.

The spelling of 5565404045655 in words is "five trillion, five hundred sixty-five billion, four hundred four million, forty-five thousand, six hundred fifty-five".