2405444345197 has 2 divisors, whose sum is σ = 2405444345198. Its totient is φ = 2405444345196.

The previous prime is 2405444345147. The next prime is 2405444345243. The reversal of 2405444345197 is 7915434445042.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2359139330601 + 46305014596 = 1535949^2 + 215186^2 .

It is a cyclic number.

It is not a de Polignac number, because 2405444345197 - 2¹⁹ = 2405443820909 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2405444345147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1202722172598 + 1202722172599.

It is an arithmetic number, because the mean of its divisors is an integer number (1202722172599).

Almost surely, 2^{2405444345197} is an apocalyptic number.

It is an amenable number.

2405444345197 is a deficient number, since it is larger than the sum of its proper divisors (1).

2405444345197 is an equidigital number, since it uses as much as digits as its factorization.

2405444345197 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9676800, while the sum is 52.

The spelling of 2405444345197 in words is "two trillion, four hundred five billion, four hundred forty-four million, three hundred forty-five thousand, one hundred ninety-seven".