27730424807 has 2 divisors, whose sum is σ = 27730424808. Its totient is φ = 27730424806.

The previous prime is 27730424731. The next prime is 27730424851. The reversal of 27730424807 is 70842403772.

It is an a-pointer prime, because the next prime (27730424851) can be obtained adding 27730424807 to its sum of digits (44).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 27730424807 - 2¹⁴ = 27730408423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27730424107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13865212403 + 13865212404.

It is an arithmetic number, because the mean of its divisors is an integer number (13865212404).

Almost surely, 2^27730424807 is an apocalyptic number.

27730424807 is a deficient number, since it is larger than the sum of its proper divisors (1).

27730424807 is an equidigital number, since it uses as much as digits as its factorization.

27730424807 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 526848, while the sum is 44.

The spelling of 27730424807 in words is "twenty-seven billion, seven hundred thirty million, four hundred twenty-four thousand, eight hundred seven".