551323003313 has 2 divisors, whose sum is σ = 551323003314. Its totient is φ = 551323003312.

The previous prime is 551323003289. The next prime is 551323003373. The reversal of 551323003313 is 313300323155.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 551258731024 + 64272289 = 742468^2 + 8017^2 .

It is a cyclic number.

It is not a de Polignac number, because 551323003313 - 2¹⁶ = 551322937777 is a prime.

It is not a weakly prime, because it can be changed into another prime (551323003373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275661501656 + 275661501657.

It is an arithmetic number, because the mean of its divisors is an integer number (275661501657).

Almost surely, 2^551323003313 is an apocalyptic number.

It is an amenable number.

551323003313 is a deficient number, since it is larger than the sum of its proper divisors (1).

551323003313 is an equidigital number, since it uses as much as digits as its factorization.

551323003313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12150, while the sum is 29.

Adding to 551323003313 its reverse (313300323155), we get a palindrome (864623326468).

The spelling of 551323003313 in words is "five hundred fifty-one billion, three hundred twenty-three million, three thousand, three hundred thirteen".