26043465543 has 8 divisors (see below), whose sum is σ = 34880337408. Its totient is φ = 17284452024.

The previous prime is 26043465541. The next prime is 26043465629. The reversal of 26043465543 is 34556434062.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 26043465543 - 2¹ = 26043465541 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 26043465495 and 26043465504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26043465541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19463805 + ... + 19465142.

It is an arithmetic number, because the mean of its divisors is an integer number (4360042176).

Almost surely, 2^26043465543 is an apocalyptic number.

26043465543 is a deficient number, since it is larger than the sum of its proper divisors (8836871865).

26043465543 is a wasteful number, since it uses less digits than its factorization.

26043465543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38929173.

The product of its (nonzero) digits is 1036800, while the sum is 42.

The spelling of 26043465543 in words is "twenty-six billion, forty-three million, four hundred sixty-five thousand, five hundred forty-three".