555550868 has 24 divisors (see below), whose sum is σ = 988130304. Its totient is φ = 273240000.

The previous prime is 555550867. The next prime is 555550889. The reversal of 555550868 is 868055555.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (555550867) 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, 307568 + ... + 309368.

It is an arithmetic number, because the mean of its divisors is an integer number (41172096).

Almost surely, 2^555550868 is an apocalyptic number.

It is an amenable number.

555550868 is a deficient number, since it is larger than the sum of its proper divisors (432579436).

555550868 is a wasteful number, since it uses less digits than its factorization.

555550868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3023 (or 3021 counting only the distinct ones).

The product of its (nonzero) digits is 1200000, while the sum is 47.

The square root of 555550868 is about 23570.1266012722. The cubic root of 555550868 is about 822.0683793358.

The spelling of 555550868 in words is "five hundred fifty-five million, five hundred fifty thousand, eight hundred sixty-eight".