6511061010667 has 2 divisors, whose sum is σ = 6511061010668. Its totient is φ = 6511061010666.

The previous prime is 6511061010659. The next prime is 6511061010679. The reversal of 6511061010667 is 7660101601156.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6511061010667 - 2³ = 6511061010659 is a prime.

It is not a weakly prime, because it can be changed into another prime (6511061010617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3255530505333 + 3255530505334.

It is an arithmetic number, because the mean of its divisors is an integer number (3255530505334).

Almost surely, 2^{6511061010667} is an apocalyptic number.

6511061010667 is a deficient number, since it is larger than the sum of its proper divisors (1).

6511061010667 is an equidigital number, since it uses as much as digits as its factorization.

6511061010667 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 45360, while the sum is 40.

The spelling of 6511061010667 in words is "six trillion, five hundred eleven billion, sixty-one million, ten thousand, six hundred sixty-seven".