27796416813 has 48 divisors (see below), whose sum is σ = 45399943680. Its totient is φ = 16795658880.

The previous prime is 27796416811. The next prime is 27796416841. The reversal of 27796416813 is 31861469772.

It is not a de Polignac number, because 27796416813 - 2¹ = 27796416811 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 27796416813.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27796416811) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 1088356 + ... + 1113602.

It is an arithmetic number, because the mean of its divisors is an integer number (945832160).

Almost surely, 2^27796416813 is an apocalyptic number.

It is an amenable number.

27796416813 is a deficient number, since it is larger than the sum of its proper divisors (17603526867).

27796416813 is a wasteful number, since it uses less digits than its factorization.

27796416813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25615 (or 25598 counting only the distinct ones).

The product of its digits is 3048192, while the sum is 54.

The spelling of 27796416813 in words is "twenty-seven billion, seven hundred ninety-six million, four hundred sixteen thousand, eight hundred thirteen".