2643345067 has 6 divisors (see below), whose sum is σ = 2905495124. Its totient is φ = 2403040860.

The previous prime is 2643345043. The next prime is 2643345091. The reversal of 2643345067 is 7605433462.

It is an interprime number because it is at equal distance from previous prime (2643345043) and next prime (2643345091).

It is not a de Polignac number, because 2643345067 - 2¹¹ = 2643343019 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2643345097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10922793 + ... + 10923034.

Almost surely, 2^2643345067 is an apocalyptic number.

2643345067 is a deficient number, since it is larger than the sum of its proper divisors (262150057).

2643345067 is a wasteful number, since it uses less digits than its factorization.

2643345067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21845849 (or 21845838 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 40.

The square root of 2643345067 is about 51413.4716489754. The cubic root of 2643345067 is about 1382.6681326800.

The spelling of 2643345067 in words is "two billion, six hundred forty-three million, three hundred forty-five thousand, sixty-seven".