27828111706 has 8 divisors (see below), whose sum is σ = 41890717044. Its totient is φ = 13864539360.

The previous prime is 27828111697. The next prime is 27828111709. The reversal of 27828111706 is 60711182872.

It can be written as a sum of positive squares in 2 ways, for example, as 27741900481 + 86211225 = 166559^2 + 9285^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×27828111706² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (27828111709) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24757545 + ... + 24758668.

Almost surely, 2^27828111706 is an apocalyptic number.

27828111706 is a deficient number, since it is larger than the sum of its proper divisors (14062605338).

27828111706 is a wasteful number, since it uses less digits than its factorization.

27828111706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49516496.

The product of its (nonzero) digits is 75264, while the sum is 43.

The spelling of 27828111706 in words is "twenty-seven billion, eight hundred twenty-eight million, one hundred eleven thousand, seven hundred six".