2678793009 has 8 divisors (see below), whose sum is σ = 3622030272. Its totient is φ = 1760708880.

The previous prime is 2678792981. The next prime is 2678793077. The reversal of 2678793009 is 9003978762.

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

It is not a de Polignac number, because 2678793009 - 2¹³ = 2678784817 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2678793079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6288034 + ... + 6288459.

It is an arithmetic number, because the mean of its divisors is an integer number (452753784).

Almost surely, 2^2678793009 is an apocalyptic number.

It is an amenable number.

2678793009 is a deficient number, since it is larger than the sum of its proper divisors (943237263).

2678793009 is a wasteful number, since it uses less digits than its factorization.

2678793009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12576567.

The product of its (nonzero) digits is 1143072, while the sum is 51.

The square root of 2678793009 is about 51757.0575767209. The cubic root of 2678793009 is about 1388.8213545973.

The spelling of 2678793009 in words is "two billion, six hundred seventy-eight million, seven hundred ninety-three thousand, nine".