27674007061 has 4 divisors (see below), whose sum is σ = 27710565292. Its totient is φ = 27637448832.

The previous prime is 27674007047. The next prime is 27674007079. The reversal of 27674007061 is 16070047672.

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

It can be written as a sum of positive squares in 2 ways, for example, as 15092122500 + 12581884561 = 122850^2 + 112169^2 .

It is a cyclic number.

It is not a de Polignac number, because 27674007061 - 2²⁵ = 27640452629 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27674007041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18277980 + ... + 18279493.

It is an arithmetic number, because the mean of its divisors is an integer number (6927641323).

Almost surely, 2^27674007061 is an apocalyptic number.

It is an amenable number.

27674007061 is a deficient number, since it is larger than the sum of its proper divisors (36558231).

27674007061 is an equidigital number, since it uses as much as digits as its factorization.

27674007061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36558230.

The product of its (nonzero) digits is 98784, while the sum is 40.

The spelling of 27674007061 in words is "twenty-seven billion, six hundred seventy-four million, seven thousand, sixty-one".