6553661145419 has 2 divisors, whose sum is σ = 6553661145420. Its totient is φ = 6553661145418.

The previous prime is 6553661145407. The next prime is 6553661145439. The reversal of 6553661145419 is 9145411663556.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6553661145419 - 2³² = 6549366178123 is a prime.

It is a super-2 number, since 2×6553661145419² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (6553661145439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3276830572709 + 3276830572710.

It is an arithmetic number, because the mean of its divisors is an integer number (3276830572710).

Almost surely, 2^{6553661145419} is an apocalyptic number.

6553661145419 is a deficient number, since it is larger than the sum of its proper divisors (1).

6553661145419 is an equidigital number, since it uses as much as digits as its factorization.

6553661145419 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11664000, while the sum is 56.

The spelling of 6553661145419 in words is "six trillion, five hundred fifty-three billion, six hundred sixty-one million, one hundred forty-five thousand, four hundred nineteen".