83251473863 has 2 divisors, whose sum is σ = 83251473864. Its totient is φ = 83251473862.

The previous prime is 83251473859. The next prime is 83251473869. The reversal of 83251473863 is 36837415238.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 83251473863 - 2² = 83251473859 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83251473869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41625736931 + 41625736932.

It is an arithmetic number, because the mean of its divisors is an integer number (41625736932).

Almost surely, 2^83251473863 is an apocalyptic number.

83251473863 is a deficient number, since it is larger than the sum of its proper divisors (1).

83251473863 is an equidigital number, since it uses as much as digits as its factorization.

83251473863 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2903040, while the sum is 50.

The spelling of 83251473863 in words is "eighty-three billion, two hundred fifty-one million, four hundred seventy-three thousand, eight hundred sixty-three".