105204004606066 has 4 divisors (see below), whose sum is σ = 157806006909102. Its totient is φ = 52602002303032.

The previous prime is 105204004606049. The next prime is 105204004606093. The reversal of 105204004606066 is 660606400402501.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 105099833816041 + 104170790025 = 10251821^2 + 322755^2 .

It is a super-2 number, since 2×105204004606066² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26301001151515 + ... + 26301001151518.

Almost surely, 2^{105204004606066} is an apocalyptic number.

105204004606066 is a deficient number, since it is larger than the sum of its proper divisors (52602002303036).

105204004606066 is an equidigital number, since it uses as much as digits as its factorization.

105204004606066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52602002303035.

The product of its (nonzero) digits is 207360, while the sum is 40.

The spelling of 105204004606066 in words is "one hundred five trillion, two hundred four billion, four million, six hundred six thousand, sixty-six".