557129612 has 12 divisors (see below), whose sum is σ = 1049975136. Its totient is φ = 257136720.

The previous prime is 557129611. The next prime is 557129641. The reversal of 557129612 is 216921755.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (557129611) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5356964 + ... + 5357067.

It is an arithmetic number, because the mean of its divisors is an integer number (87497928).

Almost surely, 2^557129612 is an apocalyptic number.

557129612 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

557129612 is a deficient number, since it is larger than the sum of its proper divisors (492845524).

557129612 is a wasteful number, since it uses less digits than its factorization.

557129612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10714048 (or 10714046 counting only the distinct ones).

The product of its digits is 37800, while the sum is 38.

The square root of 557129612 is about 23603.5932010362. The cubic root of 557129612 is about 822.8463507470.

The spelling of 557129612 in words is "five hundred fifty-seven million, one hundred twenty-nine thousand, six hundred twelve".