3405655993819 has 2 divisors, whose sum is σ = 3405655993820. Its totient is φ = 3405655993818.

The previous prime is 3405655993807. The next prime is 3405655993829. The reversal of 3405655993819 is 9183995565043.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3405655993819 is a prime.

It is a super-2 number, since 2×3405655993819² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3405655993829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1702827996909 + 1702827996910.

It is an arithmetic number, because the mean of its divisors is an integer number (1702827996910).

Almost surely, 2^{3405655993819} is an apocalyptic number.

3405655993819 is a deficient number, since it is larger than the sum of its proper divisors (1).

3405655993819 is an equidigital number, since it uses as much as digits as its factorization.

3405655993819 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 157464000, while the sum is 67.

The spelling of 3405655993819 in words is "three trillion, four hundred five billion, six hundred fifty-five million, nine hundred ninety-three thousand, eight hundred nineteen".