557556099 has 4 divisors (see below), whose sum is σ = 743408136. Its totient is φ = 371704064.

The previous prime is 557556091. The next prime is 557556127. The reversal of 557556099 is 990655755.

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

It is a cyclic number.

It is not a de Polignac number, because 557556099 - 2³ = 557556091 is a prime.

It is not an unprimeable number, because it can be changed into a prime (557556091) 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, 92926014 + ... + 92926019.

It is an arithmetic number, because the mean of its divisors is an integer number (185852034).

Almost surely, 2^557556099 is an apocalyptic number.

557556099 is a deficient number, since it is larger than the sum of its proper divisors (185852037).

557556099 is a wasteful number, since it uses less digits than its factorization.

557556099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185852036.

The product of its (nonzero) digits is 2126250, while the sum is 51.

The square root of 557556099 is about 23612.6258387330. The cubic root of 557556099 is about 823.0562622617.

The spelling of 557556099 in words is "five hundred fifty-seven million, five hundred fifty-six thousand, ninety-nine".