550250311313 has 2 divisors, whose sum is σ = 550250311314. Its totient is φ = 550250311312.

The previous prime is 550250311277. The next prime is 550250311339. The reversal of 550250311313 is 313113052055.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 350426113024 + 199824198289 = 591968^2 + 447017^2 .

It is a cyclic number.

It is not a de Polignac number, because 550250311313 - 2²⁸ = 549981875857 is a prime.

It is not a weakly prime, because it can be changed into another prime (550250316313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275125155656 + 275125155657.

It is an arithmetic number, because the mean of its divisors is an integer number (275125155657).

Almost surely, 2^550250311313 is an apocalyptic number.

It is an amenable number.

550250311313 is a deficient number, since it is larger than the sum of its proper divisors (1).

550250311313 is an equidigital number, since it uses as much as digits as its factorization.

550250311313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6750, while the sum is 29.

Adding to 550250311313 its reverse (313113052055), we get a palindrome (863363363368).

The spelling of 550250311313 in words is "five hundred fifty billion, two hundred fifty million, three hundred eleven thousand, three hundred thirteen".