557655724605349 has 2 divisors, whose sum is σ = 557655724605350. Its totient is φ = 557655724605348.

The previous prime is 557655724605341. The next prime is 557655724605467. The reversal of 557655724605349 is 943506427556755.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 557444141165025 + 211583440324 = 23610255^2 + 459982^2 .

It is a cyclic number.

It is not a de Polignac number, because 557655724605349 - 2³ = 557655724605341 is a prime.

It is a super-2 number, since 2×557655724605349² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (557655724605341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278827862302674 + 278827862302675.

It is an arithmetic number, because the mean of its divisors is an integer number (278827862302675).

Almost surely, 2^{557655724605349} is an apocalyptic number.

It is an amenable number.

557655724605349 is a deficient number, since it is larger than the sum of its proper divisors (1).

557655724605349 is an equidigital number, since it uses as much as digits as its factorization.

557655724605349 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4762800000, while the sum is 73.

The spelling of 557655724605349 in words is "five hundred fifty-seven trillion, six hundred fifty-five billion, seven hundred twenty-four million, six hundred five thousand, three hundred forty-nine".