6841864670651 has 2 divisors, whose sum is σ = 6841864670652. Its totient is φ = 6841864670650.

The previous prime is 6841864670647. The next prime is 6841864670687. The reversal of 6841864670651 is 1560764681486.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6841864670651 - 2² = 6841864670647 is a prime.

It is a super-2 number, since 2×6841864670651² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (6841864670351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3420932335325 + 3420932335326.

It is an arithmetic number, because the mean of its divisors is an integer number (3420932335326).

Almost surely, 2^{6841864670651} is an apocalyptic number.

6841864670651 is a deficient number, since it is larger than the sum of its proper divisors (1).

6841864670651 is an equidigital number, since it uses as much as digits as its factorization.

6841864670651 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 46448640, while the sum is 62.

The spelling of 6841864670651 in words is "six trillion, eight hundred forty-one billion, eight hundred sixty-four million, six hundred seventy thousand, six hundred fifty-one".