27926519066 has 4 divisors (see below), whose sum is σ = 41889778602. Its totient is φ = 13963259532.

The previous prime is 27926519041. The next prime is 27926519107. The reversal of 27926519066 is 66091562972.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 27312520225 + 613998841 = 165265^2 + 24779^2 .

It is a junction number, because it is equal to n+sod(n) for n = 27926518999 and 27926519017.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6981629765 + ... + 6981629768.

Almost surely, 2^27926519066 is an apocalyptic number.

27926519066 is a deficient number, since it is larger than the sum of its proper divisors (13963259536).

27926519066 is a wasteful number, since it uses less digits than its factorization.

27926519066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13963259535.

The product of its (nonzero) digits is 2449440, while the sum is 53.

The spelling of 27926519066 in words is "twenty-seven billion, nine hundred twenty-six million, five hundred nineteen thousand, sixty-six".