416166661619 has 2 divisors, whose sum is σ = 416166661620. Its totient is φ = 416166661618.

The previous prime is 416166661609. The next prime is 416166661627. The reversal of 416166661619 is 916166661614.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-416166661619 is a prime.

It is a super-2 number, since 2×416166661619² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (416166661609) 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, 208083330809 + 208083330810.

It is an arithmetic number, because the mean of its divisors is an integer number (208083330810).

Almost surely, 2^416166661619 is an apocalyptic number.

416166661619 is a deficient number, since it is larger than the sum of its proper divisors (1).

416166661619 is an equidigital number, since it uses as much as digits as its factorization.

416166661619 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1679616, while the sum is 53.

The spelling of 416166661619 in words is "four hundred sixteen billion, one hundred sixty-six million, six hundred sixty-one thousand, six hundred nineteen".