27340185601 has 4 divisors (see below), whose sum is σ = 28222127104. Its totient is φ = 26458244100.

The previous prime is 27340185599. The next prime is 27340185659. The reversal of 27340185601 is 10658104372.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 27340185601 - 2¹ = 27340185599 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27340185101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 440970705 + ... + 440970766.

It is an arithmetic number, because the mean of its divisors is an integer number (7055531776).

Almost surely, 2^27340185601 is an apocalyptic number.

It is an amenable number.

27340185601 is a deficient number, since it is larger than the sum of its proper divisors (881941503).

27340185601 is an equidigital number, since it uses as much as digits as its factorization.

27340185601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 881941502.

The product of its (nonzero) digits is 40320, while the sum is 37.

Adding to 27340185601 its reverse (10658104372), we get a palindrome (37998289973).

The spelling of 27340185601 in words is "twenty-seven billion, three hundred forty million, one hundred eighty-five thousand, six hundred one".