13432544523451 has 2 divisors, whose sum is σ = 13432544523452. Its totient is φ = 13432544523450.

The previous prime is 13432544523421. The next prime is 13432544523473. The reversal of 13432544523451 is 15432544523431.

It is a happy number.

13432544523451 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13432544523451 - 2⁷ = 13432544523323 is a prime.

It is not a weakly prime, because it can be changed into another prime (13432544523421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6716272261725 + 6716272261726.

It is an arithmetic number, because the mean of its divisors is an integer number (6716272261726).

Almost surely, 2^{13432544523451} is an apocalyptic number.

13432544523451 is a deficient number, since it is larger than the sum of its proper divisors (1).

13432544523451 is an equidigital number, since it uses as much as digits as its factorization.

13432544523451 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3456000, while the sum is 46.

The spelling of 13432544523451 in words is "thirteen trillion, four hundred thirty-two billion, five hundred forty-four million, five hundred twenty-three thousand, four hundred fifty-one".