13425543022541 has 4 divisors (see below), whose sum is σ = 14458277101212. Its totient is φ = 12392808943872.

The previous prime is 13425543022531. The next prime is 13425543022621. The reversal of 13425543022541 is 14522034552431.

13425543022541 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3282814917316 + 10142728105225 = 1811854^2 + 3184765^2 .

It is a cyclic number.

It is not a de Polignac number, because 13425543022541 - 2¹⁸ = 13425542760397 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13425543022531) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 516367039316 + ... + 516367039341.

It is an arithmetic number, because the mean of its divisors is an integer number (3614569275303).

Almost surely, 2^{13425543022541} is an apocalyptic number.

It is an amenable number.

13425543022541 is a deficient number, since it is larger than the sum of its proper divisors (1032734078671).

13425543022541 is a wasteful number, since it uses less digits than its factorization.

13425543022541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1032734078670.

The product of its (nonzero) digits is 576000, while the sum is 41.

Adding to 13425543022541 its reverse (14522034552431), we get a palindrome (27947577574972).

The spelling of 13425543022541 in words is "thirteen trillion, four hundred twenty-five billion, five hundred forty-three million, twenty-two thousand, five hundred forty-one".