84732919049 has 2 divisors, whose sum is σ = 84732919050. Its totient is φ = 84732919048.

The previous prime is 84732919027. The next prime is 84732919133. The reversal of 84732919049 is 94091923748.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 53321737225 + 31411181824 = 230915^2 + 177232^2 .

It is a cyclic number.

It is not a de Polignac number, because 84732919049 - 2⁸ = 84732918793 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 84732918985 and 84732919003.

It is not a weakly prime, because it can be changed into another prime (84732912049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42366459524 + 42366459525.

It is an arithmetic number, because the mean of its divisors is an integer number (42366459525).

Almost surely, 2^84732919049 is an apocalyptic number.

It is an amenable number.

84732919049 is a deficient number, since it is larger than the sum of its proper divisors (1).

84732919049 is an equidigital number, since it uses as much as digits as its factorization.

84732919049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3919104, while the sum is 56.

The spelling of 84732919049 in words is "eighty-four billion, seven hundred thirty-two million, nine hundred nineteen thousand, forty-nine".