3662009809919 has 2 divisors, whose sum is σ = 3662009809920. Its totient is φ = 3662009809918.

The previous prime is 3662009809879. The next prime is 3662009809921. The reversal of 3662009809919 is 9199089002663.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3662009809919 - 2³² = 3657714842623 is a prime.

It is a super-2 number, since 2×3662009809919² (a number of 26 digits) contains 22 as substring.

Together with 3662009809921, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3622009809919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1831004904959 + 1831004904960.

It is an arithmetic number, because the mean of its divisors is an integer number (1831004904960).

Almost surely, 2^{3662009809919} is an apocalyptic number.

3662009809919 is a deficient number, since it is larger than the sum of its proper divisors (1).

3662009809919 is an equidigital number, since it uses as much as digits as its factorization.

3662009809919 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11337408, while the sum is 62.

The spelling of 3662009809919 in words is "three trillion, six hundred sixty-two billion, nine million, eight hundred nine thousand, nine hundred nineteen".