798365190439 has 2 divisors, whose sum is σ = 798365190440. Its totient is φ = 798365190438.

The previous prime is 798365190419. The next prime is 798365190503. The reversal of 798365190439 is 934091563897.

It is an a-pointer prime, because the next prime (798365190503) can be obtained adding 798365190439 to its sum of digits (64).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 798365190439 - 2¹¹ = 798365188391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (798365190419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 399182595219 + 399182595220.

It is an arithmetic number, because the mean of its divisors is an integer number (399182595220).

Almost surely, 2^798365190439 is an apocalyptic number.

798365190439 is a deficient number, since it is larger than the sum of its proper divisors (1).

798365190439 is an equidigital number, since it uses as much as digits as its factorization.

798365190439 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 44089920, while the sum is 64.

The spelling of 798365190439 in words is "seven hundred ninety-eight billion, three hundred sixty-five million, one hundred ninety thousand, four hundred thirty-nine".