551012867888 has 40 divisors (see below), whose sum is σ = 1224411299328. Its totient is φ = 235313911872.

The previous prime is 551012867843. The next prime is 551012867893. The reversal of 551012867888 is 888768210155.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8660456 + ... + 8723847.

Almost surely, 2^551012867888 is an apocalyptic number.

It is an amenable number.

551012867888 is an abundant number, since it is smaller than the sum of its proper divisors (673398431440).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

551012867888 is a wasteful number, since it uses less digits than its factorization.

551012867888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17384601 (or 17384595 counting only the distinct ones).

The product of its (nonzero) digits is 8601600, while the sum is 59.

The spelling of 551012867888 in words is "five hundred fifty-one billion, twelve million, eight hundred sixty-seven thousand, eight hundred eighty-eight".