557963557 has 4 divisors (see below), whose sum is σ = 587330080. Its totient is φ = 528597036.

The previous prime is 557963551. The next prime is 557963561. The reversal of 557963557 is 755369755.

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 a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-557963557 is a prime.

It is a super-2 number, since 2×557963557² = 622646661880184498, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (557963551) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14683233 + ... + 14683270.

It is an arithmetic number, because the mean of its divisors is an integer number (146832520).

Almost surely, 2^557963557 is an apocalyptic number.

It is an amenable number.

557963557 is a deficient number, since it is larger than the sum of its proper divisors (29366523).

557963557 is a wasteful number, since it uses less digits than its factorization.

557963557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29366522.

The product of its digits is 4961250, while the sum is 52.

The square root of 557963557 is about 23621.2522318356. The cubic root of 557963557 is about 823.2567079802.

The spelling of 557963557 in words is "five hundred fifty-seven million, nine hundred sixty-three thousand, five hundred fifty-seven".