27220050224 has 40 divisors (see below), whose sum is σ = 54133222752. Its totient is φ = 13251514880.

The previous prime is 27220050217. The next prime is 27220050241. The reversal of 27220050224 is 42205002272.

It is a Cunningham number, because it is equal to 164985²-1.

It is a super-2 number, since 2×27220050224² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 27220050193 and 27220050202.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 288722 + ... + 371214.

Almost surely, 2^27220050224 is an apocalyptic number.

It is an amenable number.

27220050224 is a deficient number, since it is larger than the sum of its proper divisors (26913172528).

27220050224 is a wasteful number, since it uses less digits than its factorization.

27220050224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83045 (or 83039 counting only the distinct ones).

The product of its (nonzero) digits is 4480, while the sum is 26.

Adding to 27220050224 its reverse (42205002272), we get a palindrome (69425052496).

The spelling of 27220050224 in words is "twenty-seven billion, two hundred twenty million, fifty thousand, two hundred twenty-four".