557289628417 has 4 divisors (see below), whose sum is σ = 557381399620. Its totient is φ = 557197857216.

The previous prime is 557289628351. The next prime is 557289628421. The reversal of 557289628417 is 714826982755.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 458276195521 + 99013432896 = 676961^2 + 314664^2 .

It is a cyclic number.

It is not a de Polignac number, because 557289628417 - 2¹⁹ = 557289104129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (557289628717) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45876492 + ... + 45888637.

It is an arithmetic number, because the mean of its divisors is an integer number (139345349905).

Almost surely, 2^557289628417 is an apocalyptic number.

It is an amenable number.

557289628417 is a deficient number, since it is larger than the sum of its proper divisors (91771203).

557289628417 is an equidigital number, since it uses as much as digits as its factorization.

557289628417 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91771202.

The product of its digits is 67737600, while the sum is 64.

The spelling of 557289628417 in words is "five hundred fifty-seven billion, two hundred eighty-nine million, six hundred twenty-eight thousand, four hundred seventeen".