551668337 has 4 divisors (see below), whose sum is σ = 601820016. Its totient is φ = 501516660.

The previous prime is 551668331. The next prime is 551668357. The reversal of 551668337 is 733866155.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 551668337 - 2¹² = 551664241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (551668331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25075823 + ... + 25075844.

It is an arithmetic number, because the mean of its divisors is an integer number (150455004).

Almost surely, 2^551668337 is an apocalyptic number.

It is an amenable number.

551668337 is a deficient number, since it is larger than the sum of its proper divisors (50151679).

551668337 is a wasteful number, since it uses less digits than its factorization.

551668337 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50151678.

The product of its digits is 453600, while the sum is 44.

The square root of 551668337 is about 23487.6209310351. The cubic root of 551668337 is about 820.1488610371.

The spelling of 551668337 in words is "five hundred fifty-one million, six hundred sixty-eight thousand, three hundred thirty-seven".