83054045643479 has 2 divisors, whose sum is σ = 83054045643480. Its totient is φ = 83054045643478.

The previous prime is 83054045643449. The next prime is 83054045643497. The reversal of 83054045643479 is 97434654045038.

It is a happy number.

Together with next prime (83054045643497) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-83054045643479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83054045643449) 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, 41527022821739 + 41527022821740.

It is an arithmetic number, because the mean of its divisors is an integer number (41527022821740).

Almost surely, 2^{83054045643479} is an apocalyptic number.

83054045643479 is a deficient number, since it is larger than the sum of its proper divisors (1).

83054045643479 is an equidigital number, since it uses as much as digits as its factorization.

83054045643479 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 174182400, while the sum is 62.

The spelling of 83054045643479 in words is "eighty-three trillion, fifty-four billion, forty-five million, six hundred forty-three thousand, four hundred seventy-nine".