557255038 has 12 divisors (see below), whose sum is σ = 851960088. Its totient is φ = 273367640.

The previous prime is 557255033. The next prime is 557255051. The reversal of 557255038 is 830552755.

It is a happy number.

557255038 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (557255033) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 43978 + ... + 55213.

It is an arithmetic number, because the mean of its divisors is an integer number (70996674).

Almost surely, 2^557255038 is an apocalyptic number.

557255038 is a deficient number, since it is larger than the sum of its proper divisors (294705050).

557255038 is an equidigital number, since it uses as much as digits as its factorization.

557255038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99299 (or 99246 counting only the distinct ones).

The product of its (nonzero) digits is 210000, while the sum is 40.

The square root of 557255038 is about 23606.2499774954. The cubic root of 557255038 is about 822.9080949565.

The spelling of 557255038 in words is "five hundred fifty-seven million, two hundred fifty-five thousand, thirty-eight".