416394953197 has 2 divisors, whose sum is σ = 416394953198. Its totient is φ = 416394953196.

The previous prime is 416394953171. The next prime is 416394953257. The reversal of 416394953197 is 791359493614.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 375167275081 + 41227678116 = 612509^2 + 203046^2 .

It is a cyclic number.

It is not a de Polignac number, because 416394953197 - 2³¹ = 414247469549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (416394953797) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 208197476598 + 208197476599.

It is an arithmetic number, because the mean of its divisors is an integer number (208197476599).

Almost surely, 2^416394953197 is an apocalyptic number.

It is an amenable number.

416394953197 is a deficient number, since it is larger than the sum of its proper divisors (1).

416394953197 is an equidigital number, since it uses as much as digits as its factorization.

416394953197 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 22044960, while the sum is 61.

The spelling of 416394953197 in words is "four hundred sixteen billion, three hundred ninety-four million, nine hundred fifty-three thousand, one hundred ninety-seven".