1682641849667 has 2 divisors, whose sum is σ = 1682641849668. Its totient is φ = 1682641849666.

The previous prime is 1682641849643. The next prime is 1682641849673. The reversal of 1682641849667 is 7669481462861.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1682641849667 - 2¹⁴ = 1682641833283 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1682641849597 and 1682641849606.

It is not a weakly prime, because it can be changed into another prime (1682641849697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 841320924833 + 841320924834.

It is an arithmetic number, because the mean of its divisors is an integer number (841320924834).

Almost surely, 2^{1682641849667} is an apocalyptic number.

1682641849667 is a deficient number, since it is larger than the sum of its proper divisors (1).

1682641849667 is an equidigital number, since it uses as much as digits as its factorization.

1682641849667 is an evil number, because the sum of its binary digits is even.

The product of its digits is 167215104, while the sum is 68.

The spelling of 1682641849667 in words is "one trillion, six hundred eighty-two billion, six hundred forty-one million, eight hundred forty-nine thousand, six hundred sixty-seven".