557056323 has 12 divisors (see below), whose sum is σ = 851968728. Its totient is φ = 349525440.

The previous prime is 557056321. The next prime is 557056363. The reversal of 557056323 is 323650755.

557056323 is a `hidden beast` number, since 5 + 5 + 70 + 563 + 23 = 666.

It is not a de Polignac number, because 557056323 - 2¹ = 557056321 is a prime.

It is not an unprimeable number, because it can be changed into a prime (557056321) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1820293 + ... + 1820598.

It is an arithmetic number, because the mean of its divisors is an integer number (70997394).

Almost surely, 2^557056323 is an apocalyptic number.

557056323 is a deficient number, since it is larger than the sum of its proper divisors (294912405).

557056323 is a wasteful number, since it uses less digits than its factorization.

557056323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3640914 (or 3640911 counting only the distinct ones).

The product of its (nonzero) digits is 94500, while the sum is 36.

The square root of 557056323 is about 23602.0406532995. The cubic root of 557056323 is about 822.8102680417.

The spelling of 557056323 in words is "five hundred fifty-seven million, fifty-six thousand, three hundred twenty-three".