8402845103839 has 2 divisors, whose sum is σ = 8402845103840. Its totient is φ = 8402845103838.

The previous prime is 8402845103803. The next prime is 8402845103857. The reversal of 8402845103839 is 9383015482048.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8402845103839 - 2⁷ = 8402845103711 is a prime.

It is a super-2 number, since 2×8402845103839² (a number of 27 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 8402845103839.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8402845103239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4201422551919 + 4201422551920.

It is an arithmetic number, because the mean of its divisors is an integer number (4201422551920).

Almost surely, 2^{8402845103839} is an apocalyptic number.

8402845103839 is a deficient number, since it is larger than the sum of its proper divisors (1).

8402845103839 is an equidigital number, since it uses as much as digits as its factorization.

8402845103839 is an odious number, because the sum of its binary digits is odd.

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

The spelling of 8402845103839 in words is "eight trillion, four hundred two billion, eight hundred forty-five million, one hundred three thousand, eight hundred thirty-nine".