2082530202491 has 2 divisors, whose sum is σ = 2082530202492. Its totient is φ = 2082530202490.

The previous prime is 2082530202461. The next prime is 2082530202559. The reversal of 2082530202491 is 1942020352802.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2082530202491 - 2⁶ = 2082530202427 is a prime.

It is not a weakly prime, because it can be changed into another prime (2082530202451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1041265101245 + 1041265101246.

It is an arithmetic number, because the mean of its divisors is an integer number (1041265101246).

Almost surely, 2^{2082530202491} is an apocalyptic number.

2082530202491 is a deficient number, since it is larger than the sum of its proper divisors (1).

2082530202491 is an equidigital number, since it uses as much as digits as its factorization.

2082530202491 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 69120, while the sum is 38.

The spelling of 2082530202491 in words is "two trillion, eighty-two billion, five hundred thirty million, two hundred two thousand, four hundred ninety-one".