5555572471349 has 2 divisors, whose sum is σ = 5555572471350. Its totient is φ = 5555572471348.

The previous prime is 5555572471307. The next prime is 5555572471409. The reversal of 5555572471349 is 9431742755555.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4876566807025 + 679005664324 = 2208295^2 + 824018^2 .

It is a cyclic number.

It is not a de Polignac number, because 5555572471349 - 2⁸ = 5555572471093 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 5555572471291 and 5555572471300.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5555572471049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2777786235674 + 2777786235675.

It is an arithmetic number, because the mean of its divisors is an integer number (2777786235675).

Almost surely, 2^{5555572471349} is an apocalyptic number.

It is an amenable number.

5555572471349 is a deficient number, since it is larger than the sum of its proper divisors (1).

5555572471349 is an equidigital number, since it uses as much as digits as its factorization.

5555572471349 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 132300000, while the sum is 62.

The spelling of 5555572471349 in words is "five trillion, five hundred fifty-five billion, five hundred seventy-two million, four hundred seventy-one thousand, three hundred forty-nine".