26016261971 has 8 divisors (see below), whose sum is σ = 29737194240. Its totient is φ = 22296410568.

The previous prime is 26016261907. The next prime is 26016262133. The reversal of 26016261971 is 17916261062.

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

It is a cyclic number.

It is not a de Polignac number, because 26016261971 - 2⁶ = 26016261907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26016261371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 217961 + ... + 315498.

It is an arithmetic number, because the mean of its divisors is an integer number (3717149280).

Almost surely, 2^26016261971 is an apocalyptic number.

26016261971 is a deficient number, since it is larger than the sum of its proper divisors (3720932269).

26016261971 is an equidigital number, since it uses as much as digits as its factorization.

26016261971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 540433.

The product of its (nonzero) digits is 54432, while the sum is 41.

The spelling of 26016261971 in words is "twenty-six billion, sixteen million, two hundred sixty-one thousand, nine hundred seventy-one".