84864369299 has 2 divisors, whose sum is σ = 84864369300. Its totient is φ = 84864369298.

The previous prime is 84864369281. The next prime is 84864369391. The reversal of 84864369299 is 99296346848.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 84864369299 - 2¹⁶ = 84864303763 is a prime.

It is a super-2 number, since 2×84864369299² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (84864329299) 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, 42432184649 + 42432184650.

It is an arithmetic number, because the mean of its divisors is an integer number (42432184650).

Almost surely, 2^84864369299 is an apocalyptic number.

84864369299 is a deficient number, since it is larger than the sum of its proper divisors (1).

84864369299 is an equidigital number, since it uses as much as digits as its factorization.

84864369299 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 161243136, while the sum is 68.

The spelling of 84864369299 in words is "eighty-four billion, eight hundred sixty-four million, three hundred sixty-nine thousand, two hundred ninety-nine".