4345423023503 has 8 divisors (see below), whose sum is σ = 4427848497600. Its totient is φ = 4263013711008.

The previous prime is 4345423023437. The next prime is 4345423023511. The reversal of 4345423023503 is 3053203245434.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4345423023503 - 2⁸ = 4345423023247 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4345423023563) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3496868 + ... + 4573721.

It is an arithmetic number, because the mean of its divisors is an integer number (553481062200).

Almost surely, 2^{4345423023503} is an apocalyptic number.

4345423023503 is a deficient number, since it is larger than the sum of its proper divisors (82425474097).

4345423023503 is a wasteful number, since it uses less digits than its factorization.

4345423023503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8080801.

The product of its (nonzero) digits is 518400, while the sum is 38.

Adding to 4345423023503 its reverse (3053203245434), we get a palindrome (7398626268937).

The spelling of 4345423023503 in words is "four trillion, three hundred forty-five billion, four hundred twenty-three million, twenty-three thousand, five hundred three".