26564011 has 8 divisors (see below), whose sum is σ = 28111104. Its totient is φ = 25049640.

The previous prime is 26563973. The next prime is 26564017. The reversal of 26564011 is 11046562.

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 26564011 - 2¹⁵ = 26531243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26564017) 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, 6501 + ... + 9766.

It is an arithmetic number, because the mean of its divisors is an integer number (3513888).

Almost surely, 2^26564011 is an apocalyptic number.

26564011 is a deficient number, since it is larger than the sum of its proper divisors (1547093).

26564011 is a wasteful number, since it uses less digits than its factorization.

26564011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16361.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 26564011 is about 5154.0286184692. The cubic root of 26564011 is about 298.3764554529.

The spelling of 26564011 in words is "twenty-six million, five hundred sixty-four thousand, eleven".