20240743754453 has 4 divisors (see below), whose sum is σ = 20244038688768. Its totient is φ = 20237448820140.

The previous prime is 20240743754449. The next prime is 20240743754513. The reversal of 20240743754453 is 35445734704202.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 20240743754453 - 2² = 20240743754449 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20240743754053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1647457943 + ... + 1647470228.

It is an arithmetic number, because the mean of its divisors is an integer number (5061009672192).

Almost surely, 2^{20240743754453} is an apocalyptic number.

It is an amenable number.

20240743754453 is a deficient number, since it is larger than the sum of its proper divisors (3294934315).

20240743754453 is an equidigital number, since it uses as much as digits as its factorization.

20240743754453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3294934314.

The product of its (nonzero) digits is 11289600, while the sum is 50.

The spelling of 20240743754453 in words is "twenty trillion, two hundred forty billion, seven hundred forty-three million, seven hundred fifty-four thousand, four hundred fifty-three".