20650144214 has 32 divisors (see below), whose sum is σ = 36602689536. Its totient is φ = 8553487680.

The previous prime is 20650144213. The next prime is 20650144253. The reversal of 20650144214 is 41244105602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20650144213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 106694 + ... + 229529.

It is an arithmetic number, because the mean of its divisors is an integer number (1143834048).

Almost surely, 2^20650144214 is an apocalyptic number.

20650144214 is a deficient number, since it is larger than the sum of its proper divisors (15952545322).

20650144214 is a wasteful number, since it uses less digits than its factorization.

20650144214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336380.

The product of its (nonzero) digits is 7680, while the sum is 29.

Adding to 20650144214 its reverse (41244105602), we get a palindrome (61894249816).

The spelling of 20650144214 in words is "twenty billion, six hundred fifty million, one hundred forty-four thousand, two hundred fourteen".