13425511313543 has 16 divisors (see below), whose sum is σ = 15657893068800. Its totient is φ = 11506610846808.

The previous prime is 13425511313537. The next prime is 13425511313561. The reversal of 13425511313543 is 34531311552431.

It is not a de Polignac number, because 13425511313543 - 2⁶ = 13425511313479 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13425511313543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13425511313593) 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, 2438546 + ... + 5726912.

It is an arithmetic number, because the mean of its divisors is an integer number (978618316800).

Almost surely, 2^{13425511313543} is an apocalyptic number.

13425511313543 is a deficient number, since it is larger than the sum of its proper divisors (2232381755257).

13425511313543 is an equidigital number, since it uses as much as digits as its factorization.

13425511313543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3300291 (or 3300277 counting only the distinct ones).

The product of its digits is 324000, while the sum is 41.

Adding to 13425511313543 its reverse (34531311552431), we get a palindrome (47956822865974).

The spelling of 13425511313543 in words is "thirteen trillion, four hundred twenty-five billion, five hundred eleven million, three hundred thirteen thousand, five hundred forty-three".