10205554044129 has 8 divisors (see below), whose sum is σ = 13627991484672. Its totient is φ = 6793409649840.

The previous prime is 10205554044121. The next prime is 10205554044151. The reversal of 10205554044129 is 92144045550201.

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

It is not a de Polignac number, because 10205554044129 - 2³ = 10205554044121 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10205554044121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2573259249 + ... + 2573263214.

It is an arithmetic number, because the mean of its divisors is an integer number (1703498935584).

Almost surely, 2^{10205554044129} is an apocalyptic number.

It is an amenable number.

10205554044129 is a deficient number, since it is larger than the sum of its proper divisors (3422437440543).

10205554044129 is an equidigital number, since it uses as much as digits as its factorization.

10205554044129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5146523127.

The product of its (nonzero) digits is 288000, while the sum is 42.

The spelling of 10205554044129 in words is "ten trillion, two hundred five billion, five hundred fifty-four million, forty-four thousand, one hundred twenty-nine".