385806483427 has 2 divisors, whose sum is σ = 385806483428. Its totient is φ = 385806483426.

The previous prime is 385806483421. The next prime is 385806483431. The reversal of 385806483427 is 724384608583.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 385806483427 - 2²³ = 385798094819 is a prime.

It is not a weakly prime, because it can be changed into another prime (385806483421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 192903241713 + 192903241714.

It is an arithmetic number, because the mean of its divisors is an integer number (192903241714).

Almost surely, 2^385806483427 is an apocalyptic number.

385806483427 is a deficient number, since it is larger than the sum of its proper divisors (1).

385806483427 is an equidigital number, since it uses as much as digits as its factorization.

385806483427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30965760, while the sum is 58.

The spelling of 385806483427 in words is "three hundred eighty-five billion, eight hundred six million, four hundred eighty-three thousand, four hundred twenty-seven".