2061520210559 has 2 divisors, whose sum is σ = 2061520210560. Its totient is φ = 2061520210558.

The previous prime is 2061520210549. The next prime is 2061520210567. The reversal of 2061520210559 is 9550120251602.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2061520210559 - 2⁸ = 2061520210303 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2061520210549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1030760105279 + 1030760105280.

It is an arithmetic number, because the mean of its divisors is an integer number (1030760105280).

Almost surely, 2^{2061520210559} is an apocalyptic number.

2061520210559 is a deficient number, since it is larger than the sum of its proper divisors (1).

2061520210559 is an equidigital number, since it uses as much as digits as its factorization.

2061520210559 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54000, while the sum is 38.

The spelling of 2061520210559 in words is "two trillion, sixty-one billion, five hundred twenty million, two hundred ten thousand, five hundred fifty-nine".