5855719856839 has 2 divisors, whose sum is σ = 5855719856840. Its totient is φ = 5855719856838.

The previous prime is 5855719856761. The next prime is 5855719856873. The reversal of 5855719856839 is 9386589175585.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5855719856839 - 2¹³ = 5855719848647 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5855719856639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2927859928419 + 2927859928420.

It is an arithmetic number, because the mean of its divisors is an integer number (2927859928420).

Almost surely, 2^{5855719856839} is an apocalyptic number.

5855719856839 is a deficient number, since it is larger than the sum of its proper divisors (1).

5855719856839 is an equidigital number, since it uses as much as digits as its factorization.

5855719856839 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3265920000, while the sum is 79.

The spelling of 5855719856839 in words is "five trillion, eight hundred fifty-five billion, seven hundred nineteen million, eight hundred fifty-six thousand, eight hundred thirty-nine".