2676784278 has 32 divisors (see below), whose sum is σ = 6127683840. Its totient is φ = 763630560.

The previous prime is 2676784273. The next prime is 2676784301. The reversal of 2676784278 is 8724876762.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2676784273) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20448 + ... + 75971.

It is an arithmetic number, because the mean of its divisors is an integer number (191490120).

Almost surely, 2^2676784278 is an apocalyptic number.

2676784278 is an abundant number, since it is smaller than the sum of its proper divisors (3450899562).

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

2676784278 is a wasteful number, since it uses less digits than its factorization.

2676784278 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97092.

The product of its digits is 12644352, while the sum is 57.

The square root of 2676784278 is about 51737.6485549933. The cubic root of 2676784278 is about 1388.4741253159.

The spelling of 2676784278 in words is "two billion, six hundred seventy-six million, seven hundred eighty-four thousand, two hundred seventy-eight".