3428517815819 has 2 divisors, whose sum is σ = 3428517815820. Its totient is φ = 3428517815818.

The previous prime is 3428517815803. The next prime is 3428517815831. The reversal of 3428517815819 is 9185187158243.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3428517815819 - 2⁴ = 3428517815803 is a prime.

It is a super-2 number, since 2×3428517815819² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3428517815119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1714258907909 + 1714258907910.

It is an arithmetic number, because the mean of its divisors is an integer number (1714258907910).

Almost surely, 2^{3428517815819} is an apocalyptic number.

3428517815819 is a deficient number, since it is larger than the sum of its proper divisors (1).

3428517815819 is an equidigital number, since it uses as much as digits as its factorization.

3428517815819 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 19353600, while the sum is 62.

The spelling of 3428517815819 in words is "three trillion, four hundred twenty-eight billion, five hundred seventeen million, eight hundred fifteen thousand, eight hundred nineteen".