20653441206 has 32 divisors (see below), whose sum is σ = 41413921920. Its totient is φ = 6866663616.

The previous prime is 20653441189. The next prime is 20653441223. The reversal of 20653441206 is 60214435602.

It is an interprime number because it is at equal distance from previous prime (20653441189) and next prime (20653441223).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5834185 + ... + 5837723.

It is an arithmetic number, because the mean of its divisors is an integer number (1294185060).

Almost surely, 2^20653441206 is an apocalyptic number.

20653441206 is an abundant number, since it is smaller than the sum of its proper divisors (20760480714).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20653441206 is a wasteful number, since it uses less digits than its factorization.

20653441206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5788.

The product of its (nonzero) digits is 34560, while the sum is 33.

Adding to 20653441206 its reverse (60214435602), we get a palindrome (80867876808).

The spelling of 20653441206 in words is "twenty billion, six hundred fifty-three million, four hundred forty-one thousand, two hundred six".