6855412838401 has 32 divisors (see below), whose sum is σ = 7111995696000. Its totient is φ = 6604592332800.

The previous prime is 6855412838383. The next prime is 6855412838419. The reversal of 6855412838401 is 1048382145586.

It is an interprime number because it is at equal distance from previous prime (6855412838383) and next prime (6855412838419).

It is a cyclic number.

It is not a de Polignac number, because 6855412838401 - 2⁵ = 6855412838369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6855412838441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1474597125 + ... + 1474601773.

It is an arithmetic number, because the mean of its divisors is an integer number (222249865500).

Almost surely, 2^{6855412838401} is an apocalyptic number.

It is an amenable number.

6855412838401 is a deficient number, since it is larger than the sum of its proper divisors (256582857599).

6855412838401 is a wasteful number, since it uses less digits than its factorization.

6855412838401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6609.

The product of its (nonzero) digits is 7372800, while the sum is 55.

The spelling of 6855412838401 in words is "six trillion, eight hundred fifty-five billion, four hundred twelve million, eight hundred thirty-eight thousand, four hundred one".