512666126 has 12 divisors (see below), whose sum is σ = 894550248. Its totient is φ = 219714012.

The previous prime is 512666087. The next prime is 512666129. The reversal of 512666126 is 621666215.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (512666129) 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, 2615546 + ... + 2615741.

It is an arithmetic number, because the mean of its divisors is an integer number (74545854).

Almost surely, 2^512666126 is an apocalyptic number.

512666126 is a deficient number, since it is larger than the sum of its proper divisors (381884122).

512666126 is a wasteful number, since it uses less digits than its factorization.

512666126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5231303 (or 5231296 counting only the distinct ones).

The product of its digits is 25920, while the sum is 35.

The square root of 512666126 is about 22642.1316575980. The cubic root of 512666126 is about 800.3467902739.

The spelling of 512666126 in words is "five hundred twelve million, six hundred sixty-six thousand, one hundred twenty-six".