27890214063671 has 2 divisors, whose sum is σ = 27890214063672. Its totient is φ = 27890214063670.

The previous prime is 27890214063667. The next prime is 27890214063683. The reversal of 27890214063671 is 17636041209872.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 27890214063671 - 2² = 27890214063667 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27890214023671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13945107031835 + 13945107031836.

It is an arithmetic number, because the mean of its divisors is an integer number (13945107031836).

Almost surely, 2^{27890214063671} is an apocalyptic number.

27890214063671 is a deficient number, since it is larger than the sum of its proper divisors (1).

27890214063671 is an equidigital number, since it uses as much as digits as its factorization.

27890214063671 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6096384, while the sum is 56.

The spelling of 27890214063671 in words is "twenty-seven trillion, eight hundred ninety billion, two hundred fourteen million, sixty-three thousand, six hundred seventy-one".