84580780363 has 2 divisors, whose sum is σ = 84580780364. Its totient is φ = 84580780362.

The previous prime is 84580780351. The next prime is 84580780379. The reversal of 84580780363 is 36308708548.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-84580780363 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 84580780363.

It is not a weakly prime, because it can be changed into another prime (84580787363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42290390181 + 42290390182.

It is an arithmetic number, because the mean of its divisors is an integer number (42290390182).

Almost surely, 2^84580780363 is an apocalyptic number.

84580780363 is a deficient number, since it is larger than the sum of its proper divisors (1).

84580780363 is an equidigital number, since it uses as much as digits as its factorization.

84580780363 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3870720, while the sum is 52.

The spelling of 84580780363 in words is "eighty-four billion, five hundred eighty million, seven hundred eighty thousand, three hundred sixty-three".