6149559840667 has 2 divisors, whose sum is σ = 6149559840668. Its totient is φ = 6149559840666.

The previous prime is 6149559840649. The next prime is 6149559840713. The reversal of 6149559840667 is 7660489559416.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6149559840667 - 2⁷ = 6149559840539 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6149559840596 and 6149559840605.

It is not a weakly prime, because it can be changed into another prime (6149559840637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3074779920333 + 3074779920334.

It is an arithmetic number, because the mean of its divisors is an integer number (3074779920334).

Almost surely, 2^{6149559840667} is an apocalyptic number.

6149559840667 is a deficient number, since it is larger than the sum of its proper divisors (1).

6149559840667 is an equidigital number, since it uses as much as digits as its factorization.

6149559840667 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 391910400, while the sum is 70.

The spelling of 6149559840667 in words is "six trillion, one hundred forty-nine billion, five hundred fifty-nine million, eight hundred forty thousand, six hundred sixty-seven".