5550664809689 has 8 divisors (see below), whose sum is σ = 5782420556640. Its totient is φ = 5323498285600.

The previous prime is 5550664809587. The next prime is 5550664809691. The reversal of 5550664809689 is 9869084660555.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5550664809689 - 2⁸ = 5550664809433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5550664809889) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1147303247 + ... + 1147308084.

It is an arithmetic number, because the mean of its divisors is an integer number (722802569580).

Almost surely, 2^{5550664809689} is an apocalyptic number.

5550664809689 is a gapful number since it is divisible by the number (59) formed by its first and last digit.

It is an amenable number.

5550664809689 is a deficient number, since it is larger than the sum of its proper divisors (231755746951).

5550664809689 is a wasteful number, since it uses less digits than its factorization.

5550664809689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2294611431.

The product of its (nonzero) digits is 559872000, while the sum is 71.

The spelling of 5550664809689 in words is "five trillion, five hundred fifty billion, six hundred sixty-four million, eight hundred nine thousand, six hundred eighty-nine".