557345069 has 4 divisors (see below), whose sum is σ = 586679040. Its totient is φ = 528011100.

The previous prime is 557345053. The next prime is 557345123. The reversal of 557345069 is 960543755.

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 not a de Polignac number, because 557345069 - 2⁴ = 557345053 is a prime.

It is a super-2 number, since 2×557345069² = 621267051877229522, 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 (557845069) 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, 14666957 + ... + 14666994.

It is an arithmetic number, because the mean of its divisors is an integer number (146669760).

Almost surely, 2^557345069 is an apocalyptic number.

It is an amenable number.

557345069 is a deficient number, since it is larger than the sum of its proper divisors (29333971).

557345069 is a wasteful number, since it uses less digits than its factorization.

557345069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29333970.

The product of its (nonzero) digits is 567000, while the sum is 44.

The square root of 557345069 is about 23608.1568319088. The cubic root of 557345069 is about 822.9524093452.

The spelling of 557345069 in words is "five hundred fifty-seven million, three hundred forty-five thousand, sixty-nine".