557570966 has 4 divisors (see below), whose sum is σ = 836356452. Its totient is φ = 278785482.

The previous prime is 557570953. The next prime is 557571029. The reversal of 557570966 is 669075755.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 139392740 + ... + 139392743.

It is an arithmetic number, because the mean of its divisors is an integer number (209089113).

Almost surely, 2^557570966 is an apocalyptic number.

557570966 is a deficient number, since it is larger than the sum of its proper divisors (278785486).

557570966 is a wasteful number, since it uses less digits than its factorization.

557570966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278785485.

The product of its (nonzero) digits is 1984500, while the sum is 50.

The square root of 557570966 is about 23612.9406470266. The cubic root of 557570966 is about 823.0635776802.

The spelling of 557570966 in words is "five hundred fifty-seven million, five hundred seventy thousand, nine hundred sixty-six".