27773145052 has 12 divisors (see below), whose sum is σ = 48606271056. Its totient is φ = 13885639040.

The previous prime is 27773145031. The next prime is 27773145067. The reversal of 27773145052 is 25054137772.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 164149 + ... + 287212.

It is an arithmetic number, because the mean of its divisors is an integer number (4050522588).

Almost surely, 2^27773145052 is an apocalyptic number.

It is an amenable number.

27773145052 is a deficient number, since it is larger than the sum of its proper divisors (20833126004).

27773145052 is a wasteful number, since it uses less digits than its factorization.

27773145052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 466748 (or 466746 counting only the distinct ones).

The product of its (nonzero) digits is 411600, while the sum is 43.

The spelling of 27773145052 in words is "twenty-seven billion, seven hundred seventy-three million, one hundred forty-five thousand, fifty-two".