26600000189 has 8 divisors (see below), whose sum is σ = 30426421248. Its totient is φ = 22780184400.

The previous prime is 26600000179. The next prime is 26600000201. The reversal of 26600000189 is 98100000662.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26600000189 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 (26600000149) 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, 1642682 + ... + 1658795.

It is an arithmetic number, because the mean of its divisors is an integer number (3803302656).

Almost surely, 2^26600000189 is an apocalyptic number.

It is an amenable number.

26600000189 is a deficient number, since it is larger than the sum of its proper divisors (3826421059).

26600000189 is a wasteful number, since it uses less digits than its factorization.

26600000189 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3302635.

The product of its (nonzero) digits is 5184, while the sum is 32.

The spelling of 26600000189 in words is "twenty-six billion, six hundred million, one hundred eighty-nine", and thus it is an aban number.