84892484849 has 2 divisors, whose sum is σ = 84892484850. Its totient is φ = 84892484848.

The previous prime is 84892484813. The next prime is 84892484857. The reversal of 84892484849 is 94848429848.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 52287682225 + 32604802624 = 228665^2 + 180568^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-84892484849 is a prime.

It is not a weakly prime, because it can be changed into another prime (84892484249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42446242424 + 42446242425.

It is an arithmetic number, because the mean of its divisors is an integer number (42446242425).

Almost surely, 2^84892484849 is an apocalyptic number.

It is an amenable number.

84892484849 is a deficient number, since it is larger than the sum of its proper divisors (1).

84892484849 is an equidigital number, since it uses as much as digits as its factorization.

84892484849 is an evil number, because the sum of its binary digits is even.

The product of its digits is 169869312, while the sum is 68.

The spelling of 84892484849 in words is "eighty-four billion, eight hundred ninety-two million, four hundred eighty-four thousand, eight hundred forty-nine".