20144210356 has 12 divisors (see below), whose sum is σ = 35310448768. Its totient is φ = 10055510712.

The previous prime is 20144210353. The next prime is 20144210423. The reversal of 20144210356 is 65301244102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20144210353) 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, 4145886 + ... + 4150741.

Almost surely, 2^20144210356 is an apocalyptic number.

It is an amenable number.

20144210356 is a deficient number, since it is larger than the sum of its proper divisors (15166238412).

20144210356 is a wasteful number, since it uses less digits than its factorization.

20144210356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8297238 (or 8297236 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

Adding to 20144210356 its reverse (65301244102), we get a palindrome (85445454458).

The spelling of 20144210356 in words is "twenty billion, one hundred forty-four million, two hundred ten thousand, three hundred fifty-six".