551416225 has 6 divisors (see below), whose sum is σ = 683756150. Its totient is φ = 441132960.

The previous prime is 551416163. The next prime is 551416249. The reversal of 551416225 is 522614155.

551416225 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 178462881 + 372953344 = 13359^2 + 19312^2 .

It is not a de Polignac number, because 551416225 - 2¹⁷ = 551285153 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11028300 + ... + 11028349.

Almost surely, 2^551416225 is an apocalyptic number.

It is an amenable number.

551416225 is a deficient number, since it is larger than the sum of its proper divisors (132339925).

551416225 is a wasteful number, since it uses less digits than its factorization.

551416225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22056659 (or 22056654 counting only the distinct ones).

The product of its digits is 12000, while the sum is 31.

The square root of 551416225 is about 23482.2534054975. The cubic root of 551416225 is about 820.0239062037.

The spelling of 551416225 in words is "five hundred fifty-one million, four hundred sixteen thousand, two hundred twenty-five".