551913266228 has 12 divisors (see below), whose sum is σ = 965858222112. Its totient is φ = 275953774200.

The previous prime is 551913266227. The next prime is 551913266297. The reversal of 551913266228 is 822662319155.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (551913266227) 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 in 3 ways as a sum of consecutive naturals, for example, 246248 + ... + 1079103.

It is an arithmetic number, because the mean of its divisors is an integer number (80488185176).

Almost surely, 2^551913266228 is an apocalyptic number.

It is an amenable number.

551913266228 is a deficient number, since it is larger than the sum of its proper divisors (413944955884).

551913266228 is a wasteful number, since it uses less digits than its factorization.

551913266228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1429462 (or 1429460 counting only the distinct ones).

The product of its digits is 1555200, while the sum is 50.

The spelling of 551913266228 in words is "five hundred fifty-one billion, nine hundred thirteen million, two hundred sixty-six thousand, two hundred twenty-eight".