27726016651 has 2 divisors, whose sum is σ = 27726016652. Its totient is φ = 27726016650.

The previous prime is 27726016639. The next prime is 27726016663. The reversal of 27726016651 is 15661062772.

It is a balanced prime because it is at equal distance from previous prime (27726016639) and next prime (27726016663).

It is a cyclic number.

It is not a de Polignac number, because 27726016651 - 2¹⁹ = 27725492363 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 27726016598 and 27726016607.

It is not a weakly prime, because it can be changed into another prime (27726016691) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13863008325 + 13863008326.

It is an arithmetic number, because the mean of its divisors is an integer number (13863008326).

Almost surely, 2^27726016651 is an apocalyptic number.

27726016651 is a deficient number, since it is larger than the sum of its proper divisors (1).

27726016651 is an equidigital number, since it uses as much as digits as its factorization.

27726016651 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 211680, while the sum is 43.

The spelling of 27726016651 in words is "twenty-seven billion, seven hundred twenty-six million, sixteen thousand, six hundred fifty-one".