40503144130503 has 16 divisors (see below), whose sum is σ = 54300798959616. Its totient is φ = 26853864894560.

The previous prime is 40503144130457. The next prime is 40503144130507. The reversal of 40503144130503 is 30503144130504.

It is a cyclic number.

It is not a de Polignac number, because 40503144130503 - 2⁸ = 40503144130247 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40503144130507) 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, 6778551 + ... + 11267432.

It is an arithmetic number, because the mean of its divisors is an integer number (3393799934976).

Almost surely, 2^{40503144130503} is an apocalyptic number.

40503144130503 is a deficient number, since it is larger than the sum of its proper divisors (13797654829113).

40503144130503 is a wasteful number, since it uses less digits than its factorization.

40503144130503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18050094.

The product of its (nonzero) digits is 43200, while the sum is 33.

Subtracting from 40503144130503 its reverse (30503144130504), we obtain a palindrome (9999999999999).

The spelling of 40503144130503 in words is "forty trillion, five hundred three billion, one hundred forty-four million, one hundred thirty thousand, five hundred three".