27474677347 has 32 divisors (see below), whose sum is σ = 33085075968. Its totient is φ = 22556176896.

The previous prime is 27474677333. The next prime is 27474677411. The reversal of 27474677347 is 74377647472.

It is a cyclic number.

It is not a de Polignac number, because 27474677347 - 2¹⁵ = 27474644579 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 27474677291 and 27474677300.

It is not an unprimeable number, because it can be changed into a prime (27474677147) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 389328 + ... + 454450.

It is an arithmetic number, because the mean of its divisors is an integer number (1033908624).

Almost surely, 2^27474677347 is an apocalyptic number.

27474677347 is a deficient number, since it is larger than the sum of its proper divisors (5610398621).

27474677347 is a wasteful number, since it uses less digits than its factorization.

27474677347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65259.

The product of its digits is 38723328, while the sum is 58.

The spelling of 27474677347 in words is "twenty-seven billion, four hundred seventy-four million, six hundred seventy-seven thousand, three hundred forty-seven".