83563920001 has 2 divisors, whose sum is σ = 83563920002. Its totient is φ = 83563920000.

The previous prime is 83563919963. The next prime is 83563920043. The reversal of 83563920001 is 10002936538.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 61041114225 + 22522805776 = 247065^2 + 150076^2 .

It is a cyclic number.

It is not a de Polignac number, because 83563920001 - 2²¹ = 83561822849 is a prime.

It is not a weakly prime, because it can be changed into another prime (83563900001) 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, 41781960000 + 41781960001.

It is an arithmetic number, because the mean of its divisors is an integer number (41781960001).

Almost surely, 2^83563920001 is an apocalyptic number.

It is an amenable number.

83563920001 is a deficient number, since it is larger than the sum of its proper divisors (1).

83563920001 is an equidigital number, since it uses as much as digits as its factorization.

83563920001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 38880, while the sum is 37.

The spelling of 83563920001 in words is "eighty-three billion, five hundred sixty-three million, nine hundred twenty thousand, one".