83613044365247 has 2 divisors, whose sum is σ = 83613044365248. Its totient is φ = 83613044365246.

The previous prime is 83613044365243. The next prime is 83613044365273. The reversal of 83613044365247 is 74256344031638.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 83613044365247 - 2² = 83613044365243 is a prime.

It is a super-2 number, since 2×83613044365247² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 83613044365192 and 83613044365201.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83613044365243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41806522182623 + 41806522182624.

It is an arithmetic number, because the mean of its divisors is an integer number (41806522182624).

Almost surely, 2^{83613044365247} is an apocalyptic number.

83613044365247 is a deficient number, since it is larger than the sum of its proper divisors (1).

83613044365247 is an equidigital number, since it uses as much as digits as its factorization.

83613044365247 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34836480, while the sum is 56.

The spelling of 83613044365247 in words is "eighty-three trillion, six hundred thirteen billion, forty-four million, three hundred sixty-five thousand, two hundred forty-seven".