2059668493 has 2 divisors, whose sum is σ = 2059668494. Its totient is φ = 2059668492.

The previous prime is 2059668449. The next prime is 2059668547. The reversal of 2059668493 is 3948669502.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1872033289 + 187635204 = 43267^2 + 13698^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2059668493 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2059668493.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2059668593) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1029834246 + 1029834247.

It is an arithmetic number, because the mean of its divisors is an integer number (1029834247).

Almost surely, 2^2059668493 is an apocalyptic number.

It is an amenable number.

2059668493 is a deficient number, since it is larger than the sum of its proper divisors (1).

2059668493 is an equidigital number, since it uses as much as digits as its factorization.

2059668493 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2799360, while the sum is 52.

The square root of 2059668493 is about 45383.5707387596. The cubic root of 2059668493 is about 1272.3280696327.

The spelling of 2059668493 in words is "two billion, fifty-nine million, six hundred sixty-eight thousand, four hundred ninety-three".