2782686716228 has 12 divisors (see below), whose sum is σ = 4871239414272. Its totient is φ = 1390904026440.

The previous prime is 2782686716207. The next prime is 2782686716269. The reversal of 2782686716228 is 8226176862872.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 109818668 + ... + 109844003.

It is an arithmetic number, because the mean of its divisors is an integer number (405936617856).

Almost surely, 2^{2782686716228} is an apocalyptic number.

It is an amenable number.

2782686716228 is a deficient number, since it is larger than the sum of its proper divisors (2088552698044).

2782686716228 is a wasteful number, since it uses less digits than its factorization.

2782686716228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219665842 (or 219665840 counting only the distinct ones).

The product of its digits is 86704128, while the sum is 65.

The spelling of 2782686716228 in words is "two trillion, seven hundred eighty-two billion, six hundred eighty-six million, seven hundred sixteen thousand, two hundred twenty-eight".