27220508806708 has 36 divisors (see below), whose sum is σ = 55564168376640. Its totient is φ = 11634145033392.

The previous prime is 27220508806627. The next prime is 27220508806709. The reversal of 27220508806708 is 80760880502272.

It is a super-2 number, since 2×27220508806708² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27220508806709) 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 11 ways as a sum of consecutive naturals, for example, 189138078 + ... + 189281941.

Almost surely, 2^{27220508806708} is an apocalyptic number.

27220508806708 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

27220508806708 is an abundant number, since it is smaller than the sum of its proper divisors (28343659569932).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

27220508806708 is a wasteful number, since it uses less digits than its factorization.

27220508806708 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 378420404 (or 378420395 counting only the distinct ones).

The product of its (nonzero) digits is 6021120, while the sum is 55.

The spelling of 27220508806708 in words is "twenty-seven trillion, two hundred twenty billion, five hundred eight million, eight hundred six thousand, seven hundred eight".