5520217333866 has 32 divisors (see below), whose sum is σ = 12305128426560. Its totient is φ = 1640683789056.

The previous prime is 5520217333817. The next prime is 5520217333879. The reversal of 5520217333866 is 6683337120255.

It is a super-2 number, since 2×5520217333866² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1424202741 + ... + 1424206616.

It is an arithmetic number, because the mean of its divisors is an integer number (384535263330).

Almost surely, 2^{5520217333866} is an apocalyptic number.

5520217333866 is an abundant number, since it is smaller than the sum of its proper divisors (6784911092694).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5520217333866 is a wasteful number, since it uses less digits than its factorization.

5520217333866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2848409398.

The product of its (nonzero) digits is 5443200, while the sum is 51.

It can be divided in two parts, 552021 and 7333866, that added together give a palindrome (7885887).

The spelling of 5520217333866 in words is "five trillion, five hundred twenty billion, two hundred seventeen million, three hundred thirty-three thousand, eight hundred sixty-six".