83802423427061 has 2 divisors, whose sum is σ = 83802423427062. Its totient is φ = 83802423427060.

The previous prime is 83802423426947. The next prime is 83802423427081. The reversal of 83802423427061 is 16072432420838.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 74833416698161 + 8969006728900 = 8650631^2 + 2994830^2 .

It is a cyclic number.

It is not a de Polignac number, because 83802423427061 - 2⁴² = 79404376915957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83802423427081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41901211713530 + 41901211713531.

It is an arithmetic number, because the mean of its divisors is an integer number (41901211713531).

Almost surely, 2^{83802423427061} is an apocalyptic number.

It is an amenable number.

83802423427061 is a deficient number, since it is larger than the sum of its proper divisors (1).

83802423427061 is an equidigital number, since it uses as much as digits as its factorization.

83802423427061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3096576, while the sum is 50.

Adding to 83802423427061 its reverse (16072432420838), we get a palindrome (99874855847899).

The spelling of 83802423427061 in words is "eighty-three trillion, eight hundred two billion, four hundred twenty-three million, four hundred twenty-seven thousand, sixty-one".