3420604433555 has 8 divisors (see below), whose sum is σ = 4104739997952. Its totient is φ = 2736473761728.

The previous prime is 3420604433513. The next prime is 3420604433557. The reversal of 3420604433555 is 5553344060243.

It is a happy number.

3420604433555 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3420604433555 - 2¹⁴ = 3420604417171 is a prime.

It is a super-2 number, since 2×3420604433555² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3420604433557) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 548174 + ... + 2672396.

It is an arithmetic number, because the mean of its divisors is an integer number (513092499744).

Almost surely, 2^{3420604433555} is an apocalyptic number.

3420604433555 is a deficient number, since it is larger than the sum of its proper divisors (684135564397).

3420604433555 is a wasteful number, since it uses less digits than its factorization.

3420604433555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2446285.

The product of its (nonzero) digits is 2592000, while the sum is 44.

Adding to 3420604433555 its reverse (5553344060243), we get a palindrome (8973948493798).

The spelling of 3420604433555 in words is "three trillion, four hundred twenty billion, six hundred four million, four hundred thirty-three thousand, five hundred fifty-five".