557720450041 has 2 divisors, whose sum is σ = 557720450042. Its totient is φ = 557720450040.

The previous prime is 557720450011. The next prime is 557720450051. The reversal of 557720450041 is 140054027755.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 297853977600 + 259866472441 = 545760^2 + 509771^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-557720450041 is a prime.

It is a super-2 number, since 2×557720450041² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 557720449976 and 557720450003.

It is not a weakly prime, because it can be changed into another prime (557720450011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278860225020 + 278860225021.

It is an arithmetic number, because the mean of its divisors is an integer number (278860225021).

Almost surely, 2^557720450041 is an apocalyptic number.

It is an amenable number.

557720450041 is a deficient number, since it is larger than the sum of its proper divisors (1).

557720450041 is an equidigital number, since it uses as much as digits as its factorization.

557720450041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 196000, while the sum is 40.

Adding to 557720450041 its reverse (140054027755), we get a palindrome (697774477796).

The spelling of 557720450041 in words is "five hundred fifty-seven billion, seven hundred twenty million, four hundred fifty thousand, forty-one".