26352643630543 has 32 divisors (see below), whose sum is σ = 28663831107072. Its totient is φ = 24129517977600.

The previous prime is 26352643630531. The next prime is 26352643630553. The reversal of 26352643630543 is 34503634625362.

It is a cyclic number.

It is not a de Polignac number, because 26352643630543 - 2⁴¹ = 24153620374991 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 (26352643630553) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 356933730 + ... + 357007552.

It is an arithmetic number, because the mean of its divisors is an integer number (895744722096).

Almost surely, 2^{26352643630543} is an apocalyptic number.

26352643630543 is a deficient number, since it is larger than the sum of its proper divisors (2311187476529).

26352643630543 is a wasteful number, since it uses less digits than its factorization.

26352643630543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75315.

The product of its (nonzero) digits is 27993600, while the sum is 52.

The spelling of 26352643630543 in words is "twenty-six trillion, three hundred fifty-two billion, six hundred forty-three million, six hundred thirty thousand, five hundred forty-three".