13423544302551 has 16 divisors (see below), whose sum is σ = 18515381115360. Its totient is φ = 8640373432320.

The previous prime is 13423544302549. The next prime is 13423544302577. The reversal of 13423544302551 is 15520344532431.

It is not a de Polignac number, because 13423544302551 - 2¹ = 13423544302549 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13423544302151) 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, 11791911 + ... + 12880071.

It is an arithmetic number, because the mean of its divisors is an integer number (1157211319710).

Almost surely, 2^{13423544302551} is an apocalyptic number.

13423544302551 is a deficient number, since it is larger than the sum of its proper divisors (5091836812809).

13423544302551 is a wasteful number, since it uses less digits than its factorization.

13423544302551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1229986.

The product of its (nonzero) digits is 864000, while the sum is 42.

Adding to 13423544302551 its reverse (15520344532431), we get a palindrome (28943888834982).

The spelling of 13423544302551 in words is "thirteen trillion, four hundred twenty-three billion, five hundred forty-four million, three hundred two thousand, five hundred fifty-one".