2278668716 has 6 divisors (see below), whose sum is σ = 3987670260. Its totient is φ = 1139334356.

The previous prime is 2278668701. The next prime is 2278668779. The reversal of 2278668716 is 6178668722.

It is a super-2 number, since 2×2278668716² = 10384662234554177312, which contains 22 as substring.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 284833586 + ... + 284833593.

It is an arithmetic number, because the mean of its divisors is an integer number (664611710).

Almost surely, 2^2278668716 is an apocalyptic number.

It is an amenable number.

2278668716 is a deficient number, since it is larger than the sum of its proper divisors (1709001544).

2278668716 is a wasteful number, since it uses less digits than its factorization.

2278668716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 569667183 (or 569667181 counting only the distinct ones).

The product of its digits is 2709504, while the sum is 53.

The square root of 2278668716 is about 47735.4031720693. The cubic root of 2278668716 is about 1315.9126543778.

The spelling of 2278668716 in words is "two billion, two hundred seventy-eight million, six hundred sixty-eight thousand, seven hundred sixteen".