6578046197 has 2 divisors, whose sum is σ = 6578046198. Its totient is φ = 6578046196.

The previous prime is 6578046149. The next prime is 6578046239. The reversal of 6578046197 is 7916408756.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3473216356 + 3104829841 = 58934^2 + 55721^2 .

It is a cyclic number.

It is not a de Polignac number, because 6578046197 - 2¹⁴ = 6578029813 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6578042197) 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, 3289023098 + 3289023099.

It is an arithmetic number, because the mean of its divisors is an integer number (3289023099).

Almost surely, 2^6578046197 is an apocalyptic number.

It is an amenable number.

6578046197 is a deficient number, since it is larger than the sum of its proper divisors (1).

6578046197 is an equidigital number, since it uses as much as digits as its factorization.

6578046197 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2540160, while the sum is 53.

The square root of 6578046197 is about 81105.1551814063. The cubic root of 6578046197 is about 1873.6953243939.

The spelling of 6578046197 in words is "six billion, five hundred seventy-eight million, forty-six thousand, one hundred ninety-seven".