27800412774071 has 16 divisors (see below), whose sum is σ = 32807600179200. Its totient is φ = 23052656579040.

The previous prime is 27800412774061. The next prime is 27800412774073. The reversal of 27800412774071 is 17047721400872.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 27800412774071 - 2¹⁰ = 27800412773047 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27800412774073) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20432921 + ... + 21750978.

It is an arithmetic number, because the mean of its divisors is an integer number (2050475011200).

Almost surely, 2^{27800412774071} is an apocalyptic number.

27800412774071 is a deficient number, since it is larger than the sum of its proper divisors (5007187405129).

27800412774071 is a wasteful number, since it uses less digits than its factorization.

27800412774071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42186974.

The product of its (nonzero) digits is 1229312, while the sum is 50.

The spelling of 27800412774071 in words is "twenty-seven trillion, eight hundred billion, four hundred twelve million, seven hundred seventy-four thousand, seventy-one".