26682646005 has 24 divisors (see below), whose sum is σ = 46294859520. Its totient is φ = 14216916960.

The previous prime is 26682645973. The next prime is 26682646007. The reversal of 26682646005 is 50064628662.

It is not a de Polignac number, because 26682646005 - 2⁵ = 26682645973 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26682646007) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 241165 + ... + 333954.

It is an arithmetic number, because the mean of its divisors is an integer number (1928952480).

Almost surely, 2^26682646005 is an apocalyptic number.

It is an amenable number.

26682646005 is a deficient number, since it is larger than the sum of its proper divisors (19612213515).

26682646005 is a wasteful number, since it uses less digits than its factorization.

26682646005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 576161 (or 576158 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 45.

The spelling of 26682646005 in words is "twenty-six billion, six hundred eighty-two million, six hundred forty-six thousand, five".