557473692549 has 4 divisors (see below), whose sum is σ = 743298256736. Its totient is φ = 371649128364.

The previous prime is 557473692497. The next prime is 557473692551. The reversal of 557473692549 is 945296374755.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 557473692549 - 2⁹ = 557473692037 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 557473692549.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (557473692569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 92912282089 + ... + 92912282094.

It is an arithmetic number, because the mean of its divisors is an integer number (185824564184).

Almost surely, 2^557473692549 is an apocalyptic number.

It is an amenable number.

557473692549 is a deficient number, since it is larger than the sum of its proper divisors (185824564187).

557473692549 is a wasteful number, since it uses less digits than its factorization.

557473692549 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185824564186.

The product of its digits is 285768000, while the sum is 66.

The spelling of 557473692549 in words is "five hundred fifty-seven billion, four hundred seventy-three million, six hundred ninety-two thousand, five hundred forty-nine".