2606666246 has 16 divisors (see below), whose sum is σ = 3990654864. Its totient is φ = 1276533024.

The previous prime is 2606666233. The next prime is 2606666267. The reversal of 2606666246 is 6426666062.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2606666197 and 2606666206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41276 + ... + 83168.

It is an arithmetic number, because the mean of its divisors is an integer number (249415929).

Almost surely, 2^2606666246 is an apocalyptic number.

2606666246 is a deficient number, since it is larger than the sum of its proper divisors (1383988618).

2606666246 is a wasteful number, since it uses less digits than its factorization.

2606666246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42535.

The product of its (nonzero) digits is 746496, while the sum is 44.

The square root of 2606666246 is about 51055.5212097575. The cubic root of 2606666246 is about 1376.2430624989.

The spelling of 2606666246 in words is "two billion, six hundred six million, six hundred sixty-six thousand, two hundred forty-six".