4538507007443 has 4 divisors (see below), whose sum is σ = 4684910459328. Its totient is φ = 4392103555560.

The previous prime is 4538507007401. The next prime is 4538507007457. The reversal of 4538507007443 is 3447007058354.

4538507007443 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 4538507007443 - 2¹⁸ = 4538506745299 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4538507007391 and 4538507007400.

It is not an unprimeable number, because it can be changed into a prime (4538507037443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73201725896 + ... + 73201725957.

It is an arithmetic number, because the mean of its divisors is an integer number (1171227614832).

Almost surely, 2^{4538507007443} is an apocalyptic number.

4538507007443 is a deficient number, since it is larger than the sum of its proper divisors (146403451885).

4538507007443 is a wasteful number, since it uses less digits than its factorization.

4538507007443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146403451884.

The product of its (nonzero) digits is 5644800, while the sum is 50.

The spelling of 4538507007443 in words is "four trillion, five hundred thirty-eight billion, five hundred seven million, seven thousand, four hundred forty-three".