5552808451866 has 192 divisors, whose sum is σ = 14377985556480. Its totient is φ = 1533088632960.

The previous prime is 5552808451849. The next prime is 5552808451873. The reversal of 5552808451866 is 6681548082555.

5552808451866 is a `hidden beast` number, since 5 + 5 + 52 + 8 + 0 + 8 + 4 + 518 + 66 = 666.

It is a super-2 number, since 2×5552808451866² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 6049221 + ... + 6906423.

It is an arithmetic number, because the mean of its divisors is an integer number (74885341440).

Almost surely, 2^{5552808451866} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5552808451866, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7188992778240).

5552808451866 is an abundant number, since it is smaller than the sum of its proper divisors (8825177104614).

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

5552808451866 is a wasteful number, since it uses less digits than its factorization.

5552808451866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 857321 (or 857318 counting only the distinct ones).

The product of its (nonzero) digits is 92160000, while the sum is 63.

The spelling of 5552808451866 in words is "five trillion, five hundred fifty-two billion, eight hundred eight million, four hundred fifty-one thousand, eight hundred sixty-six".