27755050280028 has 24 divisors (see below), whose sum is σ = 64953955462032. Its totient is φ = 9224230358784.

The previous prime is 27755050279967. The next prime is 27755050280053. The reversal of 27755050280028 is 82008205055772.

It is a happy number.

It is a super-2 number, since 2×27755050280028² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3431629275 + ... + 3431637362.

It is an arithmetic number, because the mean of its divisors is an integer number (2706414810918).

Almost surely, 2^{27755050280028} is an apocalyptic number.

It is an amenable number.

27755050280028 is an abundant number, since it is smaller than the sum of its proper divisors (37198905182004).

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

27755050280028 is a wasteful number, since it uses less digits than its factorization.

27755050280028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6863266981 (or 6863266979 counting only the distinct ones).

The product of its (nonzero) digits is 3136000, while the sum is 51.

The spelling of 27755050280028 in words is "twenty-seven trillion, seven hundred fifty-five billion, fifty million, two hundred eighty thousand, twenty-eight".