84800440013 has 2 divisors, whose sum is σ = 84800440014. Its totient is φ = 84800440012.

The previous prime is 84800440001. The next prime is 84800440057. The reversal of 84800440013 is 31004400848.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 84758423689 + 42016324 = 291133^2 + 6482^2 .

It is a cyclic number.

It is not a de Polignac number, because 84800440013 - 2⁶ = 84800439949 is a prime.

It is a super-2 number, since 2×84800440013² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84800440313) 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, 42400220006 + 42400220007.

It is an arithmetic number, because the mean of its divisors is an integer number (42400220007).

Almost surely, 2^84800440013 is an apocalyptic number.

It is an amenable number.

84800440013 is a deficient number, since it is larger than the sum of its proper divisors (1).

84800440013 is an equidigital number, since it uses as much as digits as its factorization.

84800440013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12288, while the sum is 32.

The spelling of 84800440013 in words is "eighty-four billion, eight hundred million, four hundred forty thousand, thirteen".