1667227024667 has 2 divisors, whose sum is σ = 1667227024668. Its totient is φ = 1667227024666.

The previous prime is 1667227024627. The next prime is 1667227024679. The reversal of 1667227024667 is 7664207227661.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1667227024667 - 2²⁸ = 1666958589211 is a prime.

It is not a weakly prime, because it can be changed into another prime (1667227024627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 833613512333 + 833613512334.

It is an arithmetic number, because the mean of its divisors is an integer number (833613512334).

Almost surely, 2^{1667227024667} is an apocalyptic number.

1667227024667 is a deficient number, since it is larger than the sum of its proper divisors (1).

1667227024667 is an equidigital number, since it uses as much as digits as its factorization.

1667227024667 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14224896, while the sum is 56.

The spelling of 1667227024667 in words is "one trillion, six hundred sixty-seven billion, two hundred twenty-seven million, twenty-four thousand, six hundred sixty-seven".