66616126 has 8 divisors (see below), whose sum is σ = 99958824. Its totient is φ = 33296520.

The previous prime is 66616097. The next prime is 66616127. The reversal of 66616126 is 62161666.

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

It is a junction number, because it is equal to n+sod(n) for n = 66616091 and 66616100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66616127) 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, 8436 + ... + 14296.

It is an arithmetic number, because the mean of its divisors is an integer number (12494853).

Almost surely, 2^66616126 is an apocalyptic number.

66616126 is a deficient number, since it is larger than the sum of its proper divisors (33342698).

66616126 is a wasteful number, since it uses less digits than its factorization.

66616126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11546.

The product of its digits is 15552, while the sum is 34.

The square root of 66616126 is about 8161.8702513578. The cubic root of 66616126 is about 405.3776409526.

The spelling of 66616126 in words is "sixty-six million, six hundred sixteen thousand, one hundred twenty-six".