27780050502556 has 36 divisors (see below), whose sum is σ = 53437592839624. Its totient is φ = 12627018407520.

The previous prime is 27780050502541. The next prime is 27780050502593. The reversal of 27780050502556 is 65520505008772.

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 22294915 + ... + 23507941.

Almost surely, 2^{27780050502556} is an apocalyptic number.

It is an amenable number.

27780050502556 is a deficient number, since it is larger than the sum of its proper divisors (25657542337068).

27780050502556 is a wasteful number, since it uses less digits than its factorization.

27780050502556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1260370 (or 1260357 counting only the distinct ones).

The product of its (nonzero) digits is 5880000, while the sum is 52.

The spelling of 27780050502556 in words is "twenty-seven trillion, seven hundred eighty billion, fifty million, five hundred two thousand, five hundred fifty-six".