20005160544106 has 4 divisors (see below), whose sum is σ = 30007740816162. Its totient is φ = 10002580272052.

The previous prime is 20005160544077. The next prime is 20005160544113. The reversal of 20005160544106 is 60144506150002.

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., 19851881247025 + 153279297081 = 4455545^2 + 391509^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5001290136025 + ... + 5001290136028.

Almost surely, 2^{20005160544106} is an apocalyptic number.

20005160544106 is a deficient number, since it is larger than the sum of its proper divisors (10002580272056).

20005160544106 is a wasteful number, since it uses less digits than its factorization.

20005160544106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10002580272055.

The product of its (nonzero) digits is 28800, while the sum is 34.

Adding to 20005160544106 its reverse (60144506150002), we get a palindrome (80149666694108).

The spelling of 20005160544106 in words is "twenty trillion, five billion, one hundred sixty million, five hundred forty-four thousand, one hundred six".