27373640207 has 2 divisors, whose sum is σ = 27373640208. Its totient is φ = 27373640206.

The previous prime is 27373640197. The next prime is 27373640213. The reversal of 27373640207 is 70204637372.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 27373640207 - 2⁶ = 27373640143 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27373640257) 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, 13686820103 + 13686820104.

It is an arithmetic number, because the mean of its divisors is an integer number (13686820104).

Almost surely, 2^27373640207 is an apocalyptic number.

27373640207 is a deficient number, since it is larger than the sum of its proper divisors (1).

27373640207 is an equidigital number, since it uses as much as digits as its factorization.

27373640207 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 296352, while the sum is 41.

The spelling of 27373640207 in words is "twenty-seven billion, three hundred seventy-three million, six hundred forty thousand, two hundred seven".