551313542 has 32 divisors (see below), whose sum is σ = 954459072. Its totient is φ = 236801664.

The previous prime is 551313491. The next prime is 551313569. The reversal of 551313542 is 245313155.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9668 + ... + 34584.

It is an arithmetic number, because the mean of its divisors is an integer number (29826846).

Almost surely, 2^551313542 is an apocalyptic number.

551313542 is a deficient number, since it is larger than the sum of its proper divisors (403145530).

551313542 is a wasteful number, since it uses less digits than its factorization.

551313542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24992.

The product of its digits is 9000, while the sum is 29.

The square root of 551313542 is about 23480.0669079115. The cubic root of 551313542 is about 819.9730022839.

Adding to 551313542 its reverse (245313155), we get a palindrome (796626697).

The spelling of 551313542 in words is "five hundred fifty-one million, three hundred thirteen thousand, five hundred forty-two".