3420443443245 has 64 divisors (see below), whose sum is σ = 6209995507200. Its totient is φ = 1597893378048.

The previous prime is 3420443443243. The next prime is 3420443443327. The reversal of 3420443443245 is 5423443440243.

3420443443245 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3420443443245 - 2¹ = 3420443443243 is a prime.

It is a super-2 number, since 2×3420443443245² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3420443443197 and 3420443443206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3420443443243) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7664020 + ... + 8098029.

It is an arithmetic number, because the mean of its divisors is an integer number (97031179800).

Almost surely, 2^{3420443443245} is an apocalyptic number.

It is an amenable number.

3420443443245 is a deficient number, since it is larger than the sum of its proper divisors (2789552063955).

3420443443245 is a wasteful number, since it uses less digits than its factorization.

3420443443245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15762134.

The product of its (nonzero) digits is 2211840, while the sum is 42.

Adding to 3420443443245 its reverse (5423443440243), we get a palindrome (8843886883488).

The spelling of 3420443443245 in words is "three trillion, four hundred twenty billion, four hundred forty-three million, four hundred forty-three thousand, two hundred forty-five".