6851378200641 has 16 divisors (see below), whose sum is σ = 9843553277376. Its totient is φ = 4213799787456.

The previous prime is 6851378200577. The next prime is 6851378200657. The reversal of 6851378200641 is 1460028731586.

It is not a de Polignac number, because 6851378200641 - 2⁶ = 6851378200577 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6851378200841) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50618035 + ... + 50753208.

It is an arithmetic number, because the mean of its divisors is an integer number (615222079836).

Almost surely, 2^{6851378200641} is an apocalyptic number.

It is an amenable number.

6851378200641 is a deficient number, since it is larger than the sum of its proper divisors (2992175076735).

6851378200641 is a wasteful number, since it uses less digits than its factorization.

6851378200641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101372992.

The product of its (nonzero) digits is 1935360, while the sum is 51.

The spelling of 6851378200641 in words is "six trillion, eight hundred fifty-one billion, three hundred seventy-eight million, two hundred thousand, six hundred forty-one".