27845733345 has 16 divisors (see below), whose sum is σ = 44646197760. Its totient is φ = 14820049664.

The previous prime is 27845733343. The next prime is 27845733371. The reversal of 27845733345 is 54333754872.

It is a cyclic number.

It is not a de Polignac number, because 27845733345 - 2¹ = 27845733343 is a prime.

It is not an unprimeable number, because it can be changed into a prime (27845733343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1930584 + ... + 1944953.

It is an arithmetic number, because the mean of its divisors is an integer number (2790387360).

Almost surely, 2^27845733345 is an apocalyptic number.

It is an amenable number.

27845733345 is a deficient number, since it is larger than the sum of its proper divisors (16800464415).

27845733345 is a wasteful number, since it uses less digits than its factorization.

27845733345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3876024.

The product of its digits is 8467200, while the sum is 51.

The spelling of 27845733345 in words is "twenty-seven billion, eight hundred forty-five million, seven hundred thirty-three thousand, three hundred forty-five".