557539797 has 8 divisors (see below), whose sum is σ = 743587360. Its totient is φ = 371592720.

The previous prime is 557539789. The next prime is 557539811. The reversal of 557539797 is 797935755.

557539797 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 557539797 - 2³ = 557539789 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (557539727) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11047 + ... + 35172.

It is an arithmetic number, because the mean of its divisors is an integer number (92948420).

Almost surely, 2^557539797 is an apocalyptic number.

It is an amenable number.

557539797 is a deficient number, since it is larger than the sum of its proper divisors (186047563).

557539797 is a wasteful number, since it uses less digits than its factorization.

557539797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50243.

The product of its digits is 10418625, while the sum is 57.

The square root of 557539797 is about 23612.2806395316. The cubic root of 557539797 is about 823.0482405912.

The spelling of 557539797 in words is "five hundred fifty-seven million, five hundred thirty-nine thousand, seven hundred ninety-seven".