20344532147003 has 4 divisors (see below), whose sum is σ = 20435763233088. Its totient is φ = 20253301060920.

The previous prime is 20344532146999. The next prime is 20344532147111. The reversal of 20344532147003 is 30074123544302.

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 20344532147003 - 2² = 20344532146999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20344532147503) 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, 45615542708 + ... + 45615543153.

It is an arithmetic number, because the mean of its divisors is an integer number (5108940808272).

Almost surely, 2^{20344532147003} is an apocalyptic number.

20344532147003 is a deficient number, since it is larger than the sum of its proper divisors (91231086085).

20344532147003 is an equidigital number, since it uses as much as digits as its factorization.

20344532147003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91231086084.

The product of its (nonzero) digits is 241920, while the sum is 38.

The spelling of 20344532147003 in words is "twenty trillion, three hundred forty-four billion, five hundred thirty-two million, one hundred forty-seven thousand, three".