3421670816029 has 2 divisors, whose sum is σ = 3421670816030. Its totient is φ = 3421670816028.

The previous prime is 3421670816021. The next prime is 3421670816059. The reversal of 3421670816029 is 9206180761243.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3377501488804 + 44169327225 = 1837798^2 + 210165^2 .

It is a cyclic number.

It is not a de Polignac number, because 3421670816029 - 2³ = 3421670816021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3421670816021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1710835408014 + 1710835408015.

It is an arithmetic number, because the mean of its divisors is an integer number (1710835408015).

Almost surely, 2^{3421670816029} is an apocalyptic number.

It is an amenable number.

3421670816029 is a deficient number, since it is larger than the sum of its proper divisors (1).

3421670816029 is an equidigital number, since it uses as much as digits as its factorization.

3421670816029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 870912, while the sum is 49.

The spelling of 3421670816029 in words is "three trillion, four hundred twenty-one billion, six hundred seventy million, eight hundred sixteen thousand, twenty-nine".