26481558206 has 8 divisors (see below), whose sum is σ = 42058945440. Its totient is φ = 12461909728.

The previous prime is 26481558197. The next prime is 26481558209. The reversal of 26481558206 is 60285518462.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26481558209) 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 3 ways as a sum of consecutive naturals, for example, 389434646 + ... + 389434713.

It is an arithmetic number, because the mean of its divisors is an integer number (5257368180).

Almost surely, 2^26481558206 is an apocalyptic number.

26481558206 is a deficient number, since it is larger than the sum of its proper divisors (15577387234).

26481558206 is a wasteful number, since it uses less digits than its factorization.

26481558206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 778869378.

The product of its (nonzero) digits is 921600, while the sum is 47.

The spelling of 26481558206 in words is "twenty-six billion, four hundred eighty-one million, five hundred fifty-eight thousand, two hundred six".