84485858843 has 2 divisors, whose sum is σ = 84485858844. Its totient is φ = 84485858842.

The previous prime is 84485858803. The next prime is 84485858861. The reversal of 84485858843 is 34885858448.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 84485858843 - 2¹⁴ = 84485842459 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 84485858843.

It is not a weakly prime, because it can be changed into another prime (84485858803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42242929421 + 42242929422.

It is an arithmetic number, because the mean of its divisors is an integer number (42242929422).

Almost surely, 2^84485858843 is an apocalyptic number.

84485858843 is a deficient number, since it is larger than the sum of its proper divisors (1).

84485858843 is an equidigital number, since it uses as much as digits as its factorization.

84485858843 is an evil number, because the sum of its binary digits is even.

The product of its digits is 157286400, while the sum is 65.

The spelling of 84485858843 in words is "eighty-four billion, four hundred eighty-five million, eight hundred fifty-eight thousand, eight hundred forty-three".