66532126 has 8 divisors (see below), whose sum is σ = 100167264. Its totient is φ = 33143040.

The previous prime is 66532121. The next prime is 66532133. The reversal of 66532126 is 62123566.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66532121) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 60835 + ... + 61918.

It is an arithmetic number, because the mean of its divisors is an integer number (12520908).

Almost surely, 2^66532126 is an apocalyptic number.

66532126 is a deficient number, since it is larger than the sum of its proper divisors (33635138).

66532126 is a wasteful number, since it uses less digits than its factorization.

66532126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123026.

The product of its digits is 12960, while the sum is 31.

The square root of 66532126 is about 8156.7227487515. The cubic root of 66532126 is about 405.2071815033.

The spelling of 66532126 in words is "sixty-six million, five hundred thirty-two thousand, one hundred twenty-six".