2778008082 has 8 divisors (see below), whose sum is σ = 5556016176. Its totient is φ = 926002692.

The previous prime is 2778008081. The next prime is 2778008099. The reversal of 2778008082 is 2808008772.

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

2778008082 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (2778008081) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 231500668 + ... + 231500679.

It is an arithmetic number, because the mean of its divisors is an integer number (694502022).

Almost surely, 2^2778008082 is an apocalyptic number.

2778008082 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2778008082 is a wasteful number, since it uses less digits than its factorization.

2778008082 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 463001352.

The product of its (nonzero) digits is 100352, while the sum is 42.

The square root of 2778008082 is about 52706.8124818794. The cubic root of 2778008082 is about 1405.7599569834.

The spelling of 2778008082 in words is "two billion, seven hundred seventy-eight million, eight thousand, eighty-two".