66126433462166 has 64 divisors (see below), whose sum is σ = 129454034512896. Its totient is φ = 24564658060800.

The previous prime is 66126433462151. The next prime is 66126433462207.

66126433462166 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 28714415 + ... + 30931706.

It is an arithmetic number, because the mean of its divisors is an integer number (2022719289264).

Almost surely, 2^{66126433462166} is an apocalyptic number.

66126433462166 is a deficient number, since it is larger than the sum of its proper divisors (63327601050730).

66126433462166 is a wasteful number, since it uses less digits than its factorization.

66126433462166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59646477.

The product of its digits is 26873856, while the sum is 56.

The spelling of 66126433462166 in words is "sixty-six trillion, one hundred twenty-six billion, four hundred thirty-three million, four hundred sixty-two thousand, one hundred sixty-six".