14520431411455 has 16 divisors (see below), whose sum is σ = 17663423205024. Its totient is φ = 11457078635520.

The previous prime is 14520431411443. The next prime is 14520431411467. The reversal of 14520431411455 is 55411413402541.

It is an interprime number because it is at equal distance from previous prime (14520431411443) and next prime (14520431411467).

It is not a de Polignac number, because 14520431411455 - 2¹⁹ = 14520430887167 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38570935 + ... + 38945575.

It is an arithmetic number, because the mean of its divisors is an integer number (1103963950314).

Almost surely, 2^{14520431411455} is an apocalyptic number.

14520431411455 is a deficient number, since it is larger than the sum of its proper divisors (3142991793569).

14520431411455 is a wasteful number, since it uses less digits than its factorization.

14520431411455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 480906.

The product of its (nonzero) digits is 192000, while the sum is 40.

Adding to 14520431411455 its reverse (55411413402541), we get a palindrome (69931844813996).

The spelling of 14520431411455 in words is "fourteen trillion, five hundred twenty billion, four hundred thirty-one million, four hundred eleven thousand, four hundred fifty-five".