27773532448 has 24 divisors (see below), whose sum is σ = 54684476028. Its totient is φ = 13885411584.

The previous prime is 27773532427. The next prime is 27773532463. The reversal of 27773532448 is 84423537772.

It can be written as a sum of positive squares in 2 ways, for example, as 22708078864 + 5065453584 = 150692^2 + 71172^2 .

It is a junction number, because it is equal to n+sod(n) for n = 27773532395 and 27773532404.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 345490 + ... + 418222.

Almost surely, 2^27773532448 is an apocalyptic number.

It is an amenable number.

27773532448 is a deficient number, since it is larger than the sum of its proper divisors (26910943580).

27773532448 is a wasteful number, since it uses less digits than its factorization.

27773532448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84676 (or 84668 counting only the distinct ones).

The product of its digits is 7902720, while the sum is 52.

The spelling of 27773532448 in words is "twenty-seven billion, seven hundred seventy-three million, five hundred thirty-two thousand, four hundred forty-eight".