20132744582243 has 4 divisors (see below), whose sum is σ = 20166355174800. Its totient is φ = 20099133989688.

The previous prime is 20132744582183. The next prime is 20132744582263. The reversal of 20132744582243 is 34228544723102.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 20132744582243 - 2¹⁰ = 20132744581219 is a prime.

It is a super-2 number, since 2×20132744582243² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20132744582263) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16805295380 + ... + 16805296577.

It is an arithmetic number, because the mean of its divisors is an integer number (5041588793700).

Almost surely, 2^{20132744582243} is an apocalyptic number.

20132744582243 is a deficient number, since it is larger than the sum of its proper divisors (33610592557).

20132744582243 is an equidigital number, since it uses as much as digits as its factorization.

20132744582243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33610592556.

The product of its (nonzero) digits is 2580480, while the sum is 47.

The spelling of 20132744582243 in words is "twenty trillion, one hundred thirty-two billion, seven hundred forty-four million, five hundred eighty-two thousand, two hundred forty-three".