84608126631583 has 2 divisors, whose sum is σ = 84608126631584. Its totient is φ = 84608126631582.

The previous prime is 84608126631541. The next prime is 84608126631629. The reversal of 84608126631583 is 38513662180648.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-84608126631583 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84608126631383) 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, 42304063315791 + 42304063315792.

It is an arithmetic number, because the mean of its divisors is an integer number (42304063315792).

Almost surely, 2^{84608126631583} is an apocalyptic number.

84608126631583 is a deficient number, since it is larger than the sum of its proper divisors (1).

84608126631583 is an equidigital number, since it uses as much as digits as its factorization.

84608126631583 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 39813120, while the sum is 61.

The spelling of 84608126631583 in words is "eighty-four trillion, six hundred eight billion, one hundred twenty-six million, six hundred thirty-one thousand, five hundred eighty-three".