26212220186 has 8 divisors (see below), whose sum is σ = 39354504960. Its totient is φ = 13094051868.

The previous prime is 26212220179. The next prime is 26212220197. The reversal of 26212220186 is 68102221262.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6026396 + ... + 6030743.

It is an arithmetic number, because the mean of its divisors is an integer number (4919313120).

Almost surely, 2^26212220186 is an apocalyptic number.

26212220186 is a deficient number, since it is larger than the sum of its proper divisors (13142284774).

26212220186 is a wasteful number, since it uses less digits than its factorization.

26212220186 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12058228.

The product of its (nonzero) digits is 9216, while the sum is 32.

The spelling of 26212220186 in words is "twenty-six billion, two hundred twelve million, two hundred twenty thousand, one hundred eighty-six".