83828200091 has 2 divisors, whose sum is σ = 83828200092. Its totient is φ = 83828200090.

The previous prime is 83828200069. The next prime is 83828200151. The reversal of 83828200091 is 19000282838.

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-83828200091 is a prime.

It is not a weakly prime, because it can be changed into another prime (83828200031) 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, 41914100045 + 41914100046.

It is an arithmetic number, because the mean of its divisors is an integer number (41914100046).

Almost surely, 2^83828200091 is an apocalyptic number.

83828200091 is a deficient number, since it is larger than the sum of its proper divisors (1).

83828200091 is an equidigital number, since it uses as much as digits as its factorization.

83828200091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 55296, while the sum is 41.

The spelling of 83828200091 in words is "eighty-three billion, eight hundred twenty-eight million, two hundred thousand, ninety-one".