3365778671 has 2 divisors, whose sum is σ = 3365778672. Its totient is φ = 3365778670.

The previous prime is 3365778659. The next prime is 3365778673. The reversal of 3365778671 is 1768775633.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3365778671 - 2²⁶ = 3298669807 is a prime.

It is a super-2 number, since 2×3365778671² = 22656932124317052482, which contains 22 as substring.

Together with 3365778673, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3365778673) 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 as a sum of consecutive naturals, namely, 1682889335 + 1682889336.

It is an arithmetic number, because the mean of its divisors is an integer number (1682889336).

Almost surely, 2^3365778671 is an apocalyptic number.

3365778671 is a deficient number, since it is larger than the sum of its proper divisors (1).

3365778671 is an equidigital number, since it uses as much as digits as its factorization.

3365778671 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4445280, while the sum is 53.

The square root of 3365778671 is about 58015.3313443955. The cubic root of 3365778671 is about 1498.6326310988.

The spelling of 3365778671 in words is "three billion, three hundred sixty-five million, seven hundred seventy-eight thousand, six hundred seventy-one".