555789868 has 6 divisors (see below), whose sum is σ = 972632276. Its totient is φ = 277894932.

The previous prime is 555789859. The next prime is 555789869. The reversal of 555789868 is 868987555.

It is not an unprimeable number, because it can be changed into a prime (555789869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69473730 + ... + 69473737.

Almost surely, 2^555789868 is an apocalyptic number.

It is an amenable number.

555789868 is a deficient number, since it is larger than the sum of its proper divisors (416842408).

555789868 is a wasteful number, since it uses less digits than its factorization.

555789868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138947471 (or 138947469 counting only the distinct ones).

The product of its digits is 24192000, while the sum is 61.

The square root of 555789868 is about 23575.1960331192. The cubic root of 555789868 is about 822.1862480351.

The spelling of 555789868 in words is "five hundred fifty-five million, seven hundred eighty-nine thousand, eight hundred sixty-eight".