384285801439 has 2 divisors, whose sum is σ = 384285801440. Its totient is φ = 384285801438.

The previous prime is 384285801391. The next prime is 384285801451. The reversal of 384285801439 is 934108582483.

It is a strong prime.

It is an emirp because it is prime and its reverse (934108582483) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-384285801439 is a prime.

It is a super-2 number, since 2×384285801439² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 384285801439.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (384285831439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 192142900719 + 192142900720.

It is an arithmetic number, because the mean of its divisors is an integer number (192142900720).

Almost surely, 2^384285801439 is an apocalyptic number.

384285801439 is a deficient number, since it is larger than the sum of its proper divisors (1).

384285801439 is an equidigital number, since it uses as much as digits as its factorization.

384285801439 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6635520, while the sum is 55.

The spelling of 384285801439 in words is "three hundred eighty-four billion, two hundred eighty-five million, eight hundred one thousand, four hundred thirty-nine".