5557668269 has 2 divisors, whose sum is σ = 5557668270. Its totient is φ = 5557668268.

The previous prime is 5557668241. The next prime is 5557668289. The reversal of 5557668269 is 9628667555.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4097664169 + 1460004100 = 64013^2 + 38210^2 .

It is a cyclic number.

It is not a de Polignac number, because 5557668269 - 2³² = 1262700973 is a prime.

It is a super-2 number, since 2×5557668269² = 61775353176498912722, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5557668289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2778834134 + 2778834135.

It is an arithmetic number, because the mean of its divisors is an integer number (2778834135).

Almost surely, 2^5557668269 is an apocalyptic number.

It is an amenable number.

5557668269 is a deficient number, since it is larger than the sum of its proper divisors (1).

5557668269 is an equidigital number, since it uses as much as digits as its factorization.

5557668269 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27216000, while the sum is 59.

The square root of 5557668269 is about 74549.7704154748. The cubic root of 5557668269 is about 1771.3220961555.

The spelling of 5557668269 in words is "five billion, five hundred fifty-seven million, six hundred sixty-eight thousand, two hundred sixty-nine".