20344701115727 has 16 divisors (see below), whose sum is σ = 21720365349120. Its totient is φ = 18999607536000.

The previous prime is 20344701115723. The next prime is 20344701115747. The reversal of 20344701115727 is 72751110744302.

It is not a de Polignac number, because 20344701115727 - 2² = 20344701115723 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20344701115723) 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, 7871852 + ... + 10131902.

It is an arithmetic number, because the mean of its divisors is an integer number (1357522834320).

Almost surely, 2^{20344701115727} is an apocalyptic number.

20344701115727 is a deficient number, since it is larger than the sum of its proper divisors (1375664233393).

20344701115727 is a wasteful number, since it uses less digits than its factorization.

20344701115727 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2266814.

The product of its (nonzero) digits is 329280, while the sum is 44.

The spelling of 20344701115727 in words is "twenty trillion, three hundred forty-four billion, seven hundred one million, one hundred fifteen thousand, seven hundred twenty-seven".