551155288 has 16 divisors (see below), whose sum is σ = 1043075880. Its totient is φ = 273001728.

The previous prime is 551155273. The next prime is 551155289. The reversal of 551155288 is 882551155.

551155288 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 551155288.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (551155289) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 321081 + ... + 322792.

Almost surely, 2^551155288 is an apocalyptic number.

It is an amenable number.

551155288 is a deficient number, since it is larger than the sum of its proper divisors (491920592).

551155288 is a wasteful number, since it uses less digits than its factorization.

551155288 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 643986 (or 643982 counting only the distinct ones).

The product of its digits is 80000, while the sum is 40.

The square root of 551155288 is about 23476.6967011971. The cubic root of 551155288 is about 819.8945372993.

The spelling of 551155288 in words is "five hundred fifty-one million, one hundred fifty-five thousand, two hundred eighty-eight".