26531641347 has 8 divisors (see below), whose sum is σ = 35560734720. Its totient is φ = 17595154440.

The previous prime is 26531641333. The next prime is 26531641373. The reversal of 26531641347 is 74314613562.

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

It is not a de Polignac number, because 26531641347 - 2⁷ = 26531641219 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 26531641299 and 26531641308.

It is not an unprimeable number, because it can be changed into a prime (26531641387) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23150947 + ... + 23152092.

It is an arithmetic number, because the mean of its divisors is an integer number (4445091840).

Almost surely, 2^26531641347 is an apocalyptic number.

26531641347 is a deficient number, since it is larger than the sum of its proper divisors (9029093373).

26531641347 is a wasteful number, since it uses less digits than its factorization.

26531641347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46303233.

The product of its digits is 362880, while the sum is 42.

The spelling of 26531641347 in words is "twenty-six billion, five hundred thirty-one million, six hundred forty-one thousand, three hundred forty-seven".