3366866651 has 2 divisors, whose sum is σ = 3366866652. Its totient is φ = 3366866650.

The previous prime is 3366866627. The next prime is 3366866681. The reversal of 3366866651 is 1566686633.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3366866651 - 2¹⁰ = 3366865627 is a prime.

It is a super-2 number, since 2×3366866651² = 22671582091231911602, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3366866651.

It is not a weakly prime, because it can be changed into another prime (3366866681) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1683433325 + 1683433326.

It is an arithmetic number, because the mean of its divisors is an integer number (1683433326).

Almost surely, 2^3366866651 is an apocalyptic number.

3366866651 is a deficient number, since it is larger than the sum of its proper divisors (1).

3366866651 is an equidigital number, since it uses as much as digits as its factorization.

3366866651 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2799360, while the sum is 50.

The square root of 3366866651 is about 58024.7072461378. The cubic root of 3366866651 is about 1498.7940901882.

The spelling of 3366866651 in words is "three billion, three hundred sixty-six million, eight hundred sixty-six thousand, six hundred fifty-one".