83275783249969 has 2 divisors, whose sum is σ = 83275783249970. Its totient is φ = 83275783249968.

The previous prime is 83275783249963. The next prime is 83275783249991. The reversal of 83275783249969 is 96994238757238.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 82874349496225 + 401433753744 = 9103535^2 + 633588^2 .

It is a cyclic number.

It is not a de Polignac number, because 83275783249969 - 2⁹ = 83275783249457 is a prime.

It is a super-2 number, since 2×83275783249969² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 83275783249892 and 83275783249901.

It is not a weakly prime, because it can be changed into another prime (83275783249963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41637891624984 + 41637891624985.

It is an arithmetic number, because the mean of its divisors is an integer number (41637891624985).

Almost surely, 2^{83275783249969} is an apocalyptic number.

It is an amenable number.

83275783249969 is a deficient number, since it is larger than the sum of its proper divisors (1).

83275783249969 is an equidigital number, since it uses as much as digits as its factorization.

83275783249969 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9876142080, while the sum is 82.

The spelling of 83275783249969 in words is "eighty-three trillion, two hundred seventy-five billion, seven hundred eighty-three million, two hundred forty-nine thousand, nine hundred sixty-nine".