2776324464 has 80 divisors (see below), whose sum is σ = 7998193440. Its totient is φ = 922060800.

The previous prime is 2776324433. The next prime is 2776324469. The reversal of 2776324464 is 4644236772.

2776324464 is a `hidden beast` number, since 2 + 7 + 7 + 632 + 4 + 4 + 6 + 4 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2776324469) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 108064 + ... + 131264.

It is an arithmetic number, because the mean of its divisors is an integer number (99977418).

Almost surely, 2^2776324464 is an apocalyptic number.

2776324464 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2776324464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3999096720).

2776324464 is an abundant number, since it is smaller than the sum of its proper divisors (5221868976).

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

2776324464 is a wasteful number, since it uses less digits than its factorization.

2776324464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23495 (or 23483 counting only the distinct ones).

The product of its digits is 1354752, while the sum is 45.

The square root of 2776324464 is about 52690.8385205626. The cubic root of 2776324464 is about 1405.4759116068.

The spelling of 2776324464 in words is "two billion, seven hundred seventy-six million, three hundred twenty-four thousand, four hundred sixty-four".