2466666643 has 8 divisors (see below), whose sum is σ = 2879027712. Its totient is φ = 2069300616.

The previous prime is 2466666623. The next prime is 2466666739. The reversal of 2466666643 is 3466666642.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2466666643 - 2²⁹ = 1929795731 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2466666623) 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 in 7 ways as a sum of consecutive naturals, for example, 3748405 + ... + 3749062.

It is an arithmetic number, because the mean of its divisors is an integer number (359878464).

Almost surely, 2^2466666643 is an apocalyptic number.

2466666643 is a deficient number, since it is larger than the sum of its proper divisors (412361069).

2466666643 is an equidigital number, since it uses as much as digits as its factorization.

2466666643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7497521.

The product of its digits is 4478976, while the sum is 49.

The square root of 2466666643 is about 49665.5478475774. The cubic root of 2466666643 is about 1351.1497553970.

Subtracting 2466666643 from its reverse (3466666642), we obtain a palindrome (999999999).

The spelling of 2466666643 in words is "two billion, four hundred sixty-six million, six hundred sixty-six thousand, six hundred forty-three".