551455412 has 18 divisors (see below), whose sum is σ = 989170854. Its totient is φ = 268999360.

The previous prime is 551455397. The next prime is 551455417. The reversal of 551455412 is 214554155.

It can be written as a sum of positive squares in 3 ways, for example, as 156400036 + 395055376 = 12506^2 + 19876^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (551455417) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 34283 + ... + 47730.

Almost surely, 2^551455412 is an apocalyptic number.

It is an amenable number.

551455412 is a deficient number, since it is larger than the sum of its proper divisors (437715442).

551455412 is a wasteful number, since it uses less digits than its factorization.

551455412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82099 (or 82056 counting only the distinct ones).

The product of its digits is 20000, while the sum is 32.

The square root of 551455412 is about 23483.0877867456. The cubic root of 551455412 is about 820.0433310436.

The spelling of 551455412 in words is "five hundred fifty-one million, four hundred fifty-five thousand, four hundred twelve".