385437315859 has 2 divisors, whose sum is σ = 385437315860. Its totient is φ = 385437315858.

The previous prime is 385437315821. The next prime is 385437315869. The reversal of 385437315859 is 958513734583.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-385437315859 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 385437315797 and 385437315806.

It is not a weakly prime, because it can be changed into another prime (385437315869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 192718657929 + 192718657930.

It is an arithmetic number, because the mean of its divisors is an integer number (192718657930).

Almost surely, 2^385437315859 is an apocalyptic number.

385437315859 is a deficient number, since it is larger than the sum of its proper divisors (1).

385437315859 is an equidigital number, since it uses as much as digits as its factorization.

385437315859 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 54432000, while the sum is 61.

The spelling of 385437315859 in words is "three hundred eighty-five billion, four hundred thirty-seven million, three hundred fifteen thousand, eight hundred fifty-nine".