385439751079 has 2 divisors, whose sum is σ = 385439751080. Its totient is φ = 385439751078.

The previous prime is 385439751041. The next prime is 385439751101. The reversal of 385439751079 is 970157934583.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 385439751079 - 2¹⁵ = 385439718311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (385439751779) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 192719875539 + 192719875540.

It is an arithmetic number, because the mean of its divisors is an integer number (192719875540).

Almost surely, 2^385439751079 is an apocalyptic number.

385439751079 is a deficient number, since it is larger than the sum of its proper divisors (1).

385439751079 is an equidigital number, since it uses as much as digits as its factorization.

385439751079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28576800, while the sum is 61.

The spelling of 385439751079 in words is "three hundred eighty-five billion, four hundred thirty-nine million, seven hundred fifty-one thousand, seventy-nine".