7245143645503 has 16 divisors (see below), whose sum is σ = 7342630041600. Its totient is φ = 7147804154400.

The previous prime is 7245143645473. The next prime is 7245143645521. The reversal of 7245143645503 is 3055463415427.

It is not a de Polignac number, because 7245143645503 - 2³⁷ = 7107704692031 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 (7245143645903) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 758569578 + ... + 758579128.

It is an arithmetic number, because the mean of its divisors is an integer number (458914377600).

Almost surely, 2^{7245143645503} is an apocalyptic number.

7245143645503 is a deficient number, since it is larger than the sum of its proper divisors (97486396097).

7245143645503 is a wasteful number, since it uses less digits than its factorization.

7245143645503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16182.

The product of its (nonzero) digits is 6048000, while the sum is 49.

The spelling of 7245143645503 in words is "seven trillion, two hundred forty-five billion, one hundred forty-three million, six hundred forty-five thousand, five hundred three".