5566450546655 has 32 divisors (see below), whose sum is σ = 7071573639168. Its totient is φ = 4198016592000.

The previous prime is 5566450546639. The next prime is 5566450546669.

It is a happy number.

5566450546655 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 5566450546655 - 2⁴ = 5566450546639 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 943325 + ... + 3467385.

It is an arithmetic number, because the mean of its divisors is an integer number (220986676224).

Almost surely, 2^{5566450546655} is an apocalyptic number.

5566450546655 is a deficient number, since it is larger than the sum of its proper divisors (1505123092513).

5566450546655 is a wasteful number, since it uses less digits than its factorization.

5566450546655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2524367.

The product of its (nonzero) digits is 324000000, while the sum is 62.

The spelling of 5566450546655 in words is "five trillion, five hundred sixty-six billion, four hundred fifty million, five hundred forty-six thousand, six hundred fifty-five".