557551199 has 4 divisors (see below), whose sum is σ = 557603640. Its totient is φ = 557498760.

The previous prime is 557551157. The next prime is 557551217. The reversal of 557551199 is 991155755.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 557551199 - 2²⁴ = 540773983 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 (557551139) 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, 3989 + ... + 33630.

It is an arithmetic number, because the mean of its divisors is an integer number (139400910).

Almost surely, 2^557551199 is an apocalyptic number.

557551199 is a deficient number, since it is larger than the sum of its proper divisors (52441).

557551199 is a wasteful number, since it uses less digits than its factorization.

557551199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52440.

The product of its digits is 354375, while the sum is 47.

The square root of 557551199 is about 23612.5220804555. The cubic root of 557551199 is about 823.0538511515.

The spelling of 557551199 in words is "five hundred fifty-seven million, five hundred fifty-one thousand, one hundred ninety-nine".