2776322064 has 20 divisors (see below), whose sum is σ = 7172165456. Its totient is φ = 925440672.

The previous prime is 2776322063. The next prime is 2776322077. The reversal of 2776322064 is 4602236772.

It is not an unprimeable number, because it can be changed into a prime (2776322063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28919974 + ... + 28920069.

Almost surely, 2^2776322064 is an apocalyptic number.

2776322064 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2776322064 is an abundant number, since it is smaller than the sum of its proper divisors (4395843392).

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

2776322064 is a wasteful number, since it uses less digits than its factorization.

2776322064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57840054 (or 57840048 counting only the distinct ones).

The product of its (nonzero) digits is 169344, while the sum is 39.

The square root of 2776322064 is about 52690.8157462000. The cubic root of 2776322064 is about 1405.4755066178.

The spelling of 2776322064 in words is "two billion, seven hundred seventy-six million, three hundred twenty-two thousand, sixty-four".