2061599835523 has 2 divisors, whose sum is σ = 2061599835524. Its totient is φ = 2061599835522.

The previous prime is 2061599835461. The next prime is 2061599835553. The reversal of 2061599835523 is 3255389951602.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2061599835523 is a prime.

It is not a weakly prime, because it can be changed into another prime (2061599835553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1030799917761 + 1030799917762.

It is an arithmetic number, because the mean of its divisors is an integer number (1030799917762).

Almost surely, 2^{2061599835523} is an apocalyptic number.

2061599835523 is a deficient number, since it is larger than the sum of its proper divisors (1).

2061599835523 is an equidigital number, since it uses as much as digits as its factorization.

2061599835523 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17496000, while the sum is 58.

The spelling of 2061599835523 in words is "two trillion, sixty-one billion, five hundred ninety-nine million, eight hundred thirty-five thousand, five hundred twenty-three".