27501848653 has 2 divisors, whose sum is σ = 27501848654. Its totient is φ = 27501848652.

The previous prime is 27501848639. The next prime is 27501848657. The reversal of 27501848653 is 35684810572.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19022753929 + 8479094724 = 137923^2 + 92082^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27501848653 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 27501848597 and 27501848606.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27501848657) 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 as a sum of consecutive naturals, namely, 13750924326 + 13750924327.

It is an arithmetic number, because the mean of its divisors is an integer number (13750924327).

Almost surely, 2^27501848653 is an apocalyptic number.

It is an amenable number.

27501848653 is a deficient number, since it is larger than the sum of its proper divisors (1).

27501848653 is an equidigital number, since it uses as much as digits as its factorization.

27501848653 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1612800, while the sum is 49.

The spelling of 27501848653 in words is "twenty-seven billion, five hundred one million, eight hundred forty-eight thousand, six hundred fifty-three".