7674561667 has 2 divisors, whose sum is σ = 7674561668. Its totient is φ = 7674561666.

The previous prime is 7674561647. The next prime is 7674561673. The reversal of 7674561667 is 7661654767.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 7674561667 - 2¹⁹ = 7674037379 is a prime.

It is not a weakly prime, because it can be changed into another prime (7674561647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3837280833 + 3837280834.

It is an arithmetic number, because the mean of its divisors is an integer number (3837280834).

Almost surely, 2^7674561667 is an apocalyptic number.

7674561667 is a deficient number, since it is larger than the sum of its proper divisors (1).

7674561667 is an equidigital number, since it uses as much as digits as its factorization.

7674561667 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8890560, while the sum is 55.

The square root of 7674561667 is about 87604.5756053872. The cubic root of 7674561667 is about 1972.5038521892.

The spelling of 7674561667 in words is "seven billion, six hundred seventy-four million, five hundred sixty-one thousand, six hundred sixty-seven".