40453321503505 has 16 divisors (see below), whose sum is σ = 54104751982080. Its totient is φ = 28855867721472.

The previous prime is 40453321503493. The next prime is 40453321503509. The reversal of 40453321503505 is 50530512335404.

40453321503505 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-40453321503505 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40453321503509) 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 15 ways as a sum of consecutive naturals, for example, 12524246529 + ... + 12524249758.

It is an arithmetic number, because the mean of its divisors is an integer number (3381546998880).

Almost surely, 2^{40453321503505} is an apocalyptic number.

It is an amenable number.

40453321503505 is a deficient number, since it is larger than the sum of its proper divisors (13651430478575).

40453321503505 is a wasteful number, since it uses less digits than its factorization.

40453321503505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25048496328.

The product of its (nonzero) digits is 540000, while the sum is 40.

Adding to 40453321503505 its reverse (50530512335404), we get a palindrome (90983833838909).

The spelling of 40453321503505 in words is "forty trillion, four hundred fifty-three billion, three hundred twenty-one million, five hundred three thousand, five hundred five".