27870386335055 has 16 divisors (see below), whose sum is σ = 36503084640384. Its totient is φ = 20259252293280.

The previous prime is 27870386334983. The next prime is 27870386335061. The reversal of 27870386335055 is 55053368307872.

It is a happy number.

It is not a de Polignac number, because 27870386335055 - 2¹⁶ = 27870386269519 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 126383669 + ... + 126603998.

It is an arithmetic number, because the mean of its divisors is an integer number (2281442790024).

Almost surely, 2^{27870386335055} is an apocalyptic number.

27870386335055 is a deficient number, since it is larger than the sum of its proper divisors (8632698305329).

27870386335055 is a wasteful number, since it uses less digits than its factorization.

27870386335055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252989686.

The product of its (nonzero) digits is 127008000, while the sum is 62.

The spelling of 27870386335055 in words is "twenty-seven trillion, eight hundred seventy billion, three hundred eighty-six million, three hundred thirty-five thousand, fifty-five".