2606782768 has 20 divisors (see below), whose sum is σ = 5063003080. Its totient is φ = 1300201344.

The previous prime is 2606782757. The next prime is 2606782847. The reversal of 2606782768 is 8672876062.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 192630 + ... + 205717.

It is an arithmetic number, because the mean of its divisors is an integer number (253150154).

Almost surely, 2^2606782768 is an apocalyptic number.

It is an amenable number.

2606782768 is a deficient number, since it is larger than the sum of its proper divisors (2456220312).

2606782768 is a wasteful number, since it uses less digits than its factorization.

2606782768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 398764 (or 398758 counting only the distinct ones).

The product of its (nonzero) digits is 2709504, while the sum is 52.

The square root of 2606782768 is about 51056.6623272615. The cubic root of 2606782768 is about 1376.2635689223.

The spelling of 2606782768 in words is "two billion, six hundred six million, seven hundred eighty-two thousand, seven hundred sixty-eight".