550869726686 has 16 divisors (see below), whose sum is σ = 862521501600. Its totient is φ = 263370632448.

The previous prime is 550869726661. The next prime is 550869726689. The reversal of 550869726686 is 686627968055.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550869726689) 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, 1880171 + ... + 2153318.

It is an arithmetic number, because the mean of its divisors is an integer number (53907593850).

Almost surely, 2^550869726686 is an apocalyptic number.

550869726686 is a deficient number, since it is larger than the sum of its proper divisors (311651774914).

550869726686 is a wasteful number, since it uses less digits than its factorization.

550869726686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4036483.

The product of its (nonzero) digits is 261273600, while the sum is 68.

The spelling of 550869726686 in words is "five hundred fifty billion, eight hundred sixty-nine million, seven hundred twenty-six thousand, six hundred eighty-six".