100166606055629 has 4 divisors (see below), whose sum is σ = 100174780931676. Its totient is φ = 100158431179584.

The previous prime is 100166606055599. The next prime is 100166606055631. The reversal of 100166606055629 is 926550606661001.

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

It can be written as a sum of positive squares in 2 ways, for example, as 14513395026025 + 85653211029604 = 3809645^2 + 9254902^2 .

It is a cyclic number.

It is not a de Polignac number, because 100166606055629 - 2⁴⁰ = 99067094427853 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100166606054629) 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, 4087419644 + ... + 4087444149.

It is an arithmetic number, because the mean of its divisors is an integer number (25043695232919).

Almost surely, 2^{100166606055629} is an apocalyptic number.

It is an amenable number.

100166606055629 is a deficient number, since it is larger than the sum of its proper divisors (8174876047).

100166606055629 is an equidigital number, since it uses as much as digits as its factorization.

100166606055629 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8174876046.

The product of its (nonzero) digits is 3499200, while the sum is 53.

The spelling of 100166606055629 in words is "one hundred trillion, one hundred sixty-six billion, six hundred six million, fifty-five thousand, six hundred twenty-nine".