26582322661 has 8 divisors (see below), whose sum is σ = 27421040160. Its totient is φ = 25749935568.

The previous prime is 26582322659. The next prime is 26582322671. The reversal of 26582322661 is 16622328562.

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 26582322661 - 2¹ = 26582322659 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 (26582322631) 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, 1574071 + ... + 1590868.

It is an arithmetic number, because the mean of its divisors is an integer number (3427630020).

Almost surely, 2^26582322661 is an apocalyptic number.

It is an amenable number.

26582322661 is a deficient number, since it is larger than the sum of its proper divisors (838717499).

26582322661 is a wasteful number, since it uses less digits than its factorization.

26582322661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3165203.

The product of its digits is 414720, while the sum is 43.

The spelling of 26582322661 in words is "twenty-six billion, five hundred eighty-two million, three hundred twenty-two thousand, six hundred sixty-one".