3447116376419 has 2 divisors, whose sum is σ = 3447116376420. Its totient is φ = 3447116376418.

The previous prime is 3447116376377. The next prime is 3447116376499. The reversal of 3447116376419 is 9146736117443.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3447116376419 is a prime.

It is a super-2 number, since 2×3447116376419² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3447116376499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1723558188209 + 1723558188210.

It is an arithmetic number, because the mean of its divisors is an integer number (1723558188210).

Almost surely, 2^{3447116376419} is an apocalyptic number.

3447116376419 is a deficient number, since it is larger than the sum of its proper divisors (1).

3447116376419 is an equidigital number, since it uses as much as digits as its factorization.

3447116376419 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9144576, while the sum is 56.

The spelling of 3447116376419 in words is "three trillion, four hundred forty-seven billion, one hundred sixteen million, three hundred seventy-six thousand, four hundred nineteen".