551236412 has 6 divisors (see below), whose sum is σ = 964663728. Its totient is φ = 275618204.

The previous prime is 551236391. The next prime is 551236447. The reversal of 551236412 is 214632155.

551236412 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68904548 + ... + 68904555.

It is an arithmetic number, because the mean of its divisors is an integer number (160777288).

Almost surely, 2^551236412 is an apocalyptic number.

It is an amenable number.

551236412 is a deficient number, since it is larger than the sum of its proper divisors (413427316).

551236412 is a wasteful number, since it uses less digits than its factorization.

551236412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137809107 (or 137809105 counting only the distinct ones).

The product of its digits is 7200, while the sum is 29.

The square root of 551236412 is about 23478.4243934724. The cubic root of 551236412 is about 819.9347618136.

Adding to 551236412 its reverse (214632155), we get a palindrome (765868567).

The spelling of 551236412 in words is "five hundred fifty-one million, two hundred thirty-six thousand, four hundred twelve".