27221154026 has 16 divisors (see below), whose sum is σ = 45630139968. Its totient is φ = 12071464800.

The previous prime is 27221154011. The next prime is 27221154043. The reversal of 27221154026 is 62045112272.

It is a junction number, because it is equal to n+sod(n) for n = 27221153983 and 27221154001.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 15088430 + ... + 15090233.

It is an arithmetic number, because the mean of its divisors is an integer number (2851883748).

Almost surely, 2^27221154026 is an apocalyptic number.

27221154026 is a deficient number, since it is larger than the sum of its proper divisors (18408985942).

27221154026 is a wasteful number, since it uses less digits than its factorization.

27221154026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30178717.

The product of its (nonzero) digits is 13440, while the sum is 32.

Adding to 27221154026 its reverse (62045112272), we get a palindrome (89266266298).

The spelling of 27221154026 in words is "twenty-seven billion, two hundred twenty-one million, one hundred fifty-four thousand, twenty-six".