84895820783 has 2 divisors, whose sum is σ = 84895820784. Its totient is φ = 84895820782.

The previous prime is 84895820771. The next prime is 84895820809. The reversal of 84895820783 is 38702859848.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 84895820783 - 2³⁴ = 67715951599 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84895820183) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42447910391 + 42447910392.

It is an arithmetic number, because the mean of its divisors is an integer number (42447910392).

Almost surely, 2^84895820783 is an apocalyptic number.

84895820783 is a deficient number, since it is larger than the sum of its proper divisors (1).

84895820783 is an equidigital number, since it uses as much as digits as its factorization.

84895820783 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30965760, while the sum is 62.

The spelling of 84895820783 in words is "eighty-four billion, eight hundred ninety-five million, eight hundred twenty thousand, seven hundred eighty-three".