20053101968749 has 2 divisors, whose sum is σ = 20053101968750. Its totient is φ = 20053101968748.

The previous prime is 20053101968723. The next prime is 20053101968797. The reversal of 20053101968749 is 94786910135002.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20034173162025 + 18928806724 = 4475955^2 + 137582^2 .

It is a cyclic number.

It is not a de Polignac number, because 20053101968749 - 2¹¹ = 20053101966701 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20053101968749.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20053101968719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10026550984374 + 10026550984375.

It is an arithmetic number, because the mean of its divisors is an integer number (10026550984375).

It is a 1-persistent number, because it is pandigital, but 2⋅20053101968749 = 40106203937498 is not.

Almost surely, 2^{20053101968749} is an apocalyptic number.

It is an amenable number.

20053101968749 is a deficient number, since it is larger than the sum of its proper divisors (1).

20053101968749 is an equidigital number, since it uses as much as digits as its factorization.

20053101968749 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3265920, while the sum is 55.

The spelling of 20053101968749 in words is "twenty trillion, fifty-three billion, one hundred one million, nine hundred sixty-eight thousand, seven hundred forty-nine".