3420826436447 has 24 divisors (see below), whose sum is σ = 3995096921760. Its totient is φ = 2869298472960.

The previous prime is 3420826436429. The next prime is 3420826436477. The reversal of 3420826436447 is 7446346280243.

3420826436447 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3420826436447 - 2¹⁰ = 3420826435423 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3420826436477) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 128778047 + ... + 128804607.

It is an arithmetic number, because the mean of its divisors is an integer number (166462371740).

Almost surely, 2^{3420826436447} is an apocalyptic number.

3420826436447 is a deficient number, since it is larger than the sum of its proper divisors (574270485313).

3420826436447 is an equidigital number, since it uses as much as digits as its factorization.

3420826436447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34991 (or 34944 counting only the distinct ones).

The product of its (nonzero) digits is 18579456, while the sum is 53.

The spelling of 3420826436447 in words is "three trillion, four hundred twenty billion, eight hundred twenty-six million, four hundred thirty-six thousand, four hundred forty-seven".