27780030050552 has 64 divisors (see below), whose sum is σ = 56295707045760. Its totient is φ = 12775593600000.

The previous prime is 27780030050533. The next prime is 27780030050579. The reversal of 27780030050552 is 25505003008772.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33343052 + ... + 34166052.

It is an arithmetic number, because the mean of its divisors is an integer number (879620422590).

Almost surely, 2^{27780030050552} is an apocalyptic number.

It is an amenable number.

27780030050552 is an abundant number, since it is smaller than the sum of its proper divisors (28515676995208).

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

27780030050552 is a wasteful number, since it uses less digits than its factorization.

27780030050552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 824184 (or 824180 counting only the distinct ones).

The product of its (nonzero) digits is 588000, while the sum is 44.

The spelling of 27780030050552 in words is "twenty-seven trillion, seven hundred eighty billion, thirty million, fifty thousand, five hundred fifty-two".