2778300082 has 4 divisors (see below), whose sum is σ = 4167450126. Its totient is φ = 1389150040.

The previous prime is 2778300071. The next prime is 2778300127. The reversal of 2778300082 is 2800038772.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2521947961 + 256352121 = 50219^2 + 16011^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 694575019 + ... + 694575022.

Almost surely, 2^2778300082 is an apocalyptic number.

2778300082 is a deficient number, since it is larger than the sum of its proper divisors (1389150044).

2778300082 is a wasteful number, since it uses less digits than its factorization.

2778300082 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1389150043.

The product of its (nonzero) digits is 37632, while the sum is 37.

The square root of 2778300082 is about 52709.5824494939. The cubic root of 2778300082 is about 1405.8092090031.

The spelling of 2778300082 in words is "two billion, seven hundred seventy-eight million, three hundred thousand, eighty-two".