2668740794 has 16 divisors (see below), whose sum is σ = 4017081600. Its totient is φ = 1329721680.

The previous prime is 2668740769. The next prime is 2668740827. The reversal of 2668740794 is 4970478662.

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, 1204832 + ... + 1207044.

It is an arithmetic number, because the mean of its divisors is an integer number (251067600).

Almost surely, 2^2668740794 is an apocalyptic number.

2668740794 is a deficient number, since it is larger than the sum of its proper divisors (1348340806).

2668740794 is a wasteful number, since it uses less digits than its factorization.

2668740794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4045.

The product of its (nonzero) digits is 4064256, while the sum is 53.

The square root of 2668740794 is about 51659.8566974396. The cubic root of 2668740794 is about 1387.0819854204.

The spelling of 2668740794 in words is "two billion, six hundred sixty-eight million, seven hundred forty thousand, seven hundred ninety-four".