20344364101443 has 16 divisors (see below), whose sum is σ = 27703109859840. Its totient is φ = 13274266913376.

The previous prime is 20344364101379. The next prime is 20344364101483. The reversal of 20344364101443 is 34410146344302.

It is not a de Polignac number, because 20344364101443 - 2⁶ = 20344364101379 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20344364101483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51282493 + ... + 51677681.

It is an arithmetic number, because the mean of its divisors is an integer number (1731444366240).

Almost surely, 2^{20344364101443} is an apocalyptic number.

20344364101443 is a deficient number, since it is larger than the sum of its proper divisors (7358745758397).

20344364101443 is a wasteful number, since it uses less digits than its factorization.

20344364101443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 760346.

The product of its (nonzero) digits is 331776, while the sum is 39.

The spelling of 20344364101443 in words is "twenty trillion, three hundred forty-four billion, three hundred sixty-four million, one hundred one thousand, four hundred forty-three".