84779713098763 has 2 divisors, whose sum is σ = 84779713098764. Its totient is φ = 84779713098762.

The previous prime is 84779713098739. The next prime is 84779713098809. The reversal of 84779713098763 is 36789031797748.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-84779713098763 is a prime.

It is not a weakly prime, because it can be changed into another prime (84779713098733) 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, 42389856549381 + 42389856549382.

It is an arithmetic number, because the mean of its divisors is an integer number (42389856549382).

Almost surely, 2^{84779713098763} is an apocalyptic number.

84779713098763 is a deficient number, since it is larger than the sum of its proper divisors (1).

84779713098763 is an equidigital number, since it uses as much as digits as its factorization.

84779713098763 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2688505344, while the sum is 79.

The spelling of 84779713098763 in words is "eighty-four trillion, seven hundred seventy-nine billion, seven hundred thirteen million, ninety-eight thousand, seven hundred sixty-three".