20205544006 has 8 divisors (see below), whose sum is σ = 30415413384. Its totient is φ = 10067072880.

The previous prime is 20205544001. The next prime is 20205544043. The reversal of 20205544006 is 60044550202.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20205544001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17848855 + ... + 17849986.

It is an arithmetic number, because the mean of its divisors is an integer number (3801926673).

Almost surely, 2^20205544006 is an apocalyptic number.

20205544006 is a deficient number, since it is larger than the sum of its proper divisors (10209869378).

20205544006 is a wasteful number, since it uses less digits than its factorization.

20205544006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35699126.

The product of its (nonzero) digits is 9600, while the sum is 28.

The spelling of 20205544006 in words is "twenty billion, two hundred five million, five hundred forty-four thousand, six".