2776341480 has 128 divisors (see below), whose sum is σ = 9107251200. Its totient is φ = 671494400.

The previous prime is 2776341479. The next prime is 2776341487. The reversal of 2776341480 is 841436772.

It is a Cunningham number, because it is equal to 52691²-1.

It is not an unprimeable number, because it can be changed into a prime (2776341487) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 630085 + ... + 634475.

It is an arithmetic number, because the mean of its divisors is an integer number (71150400).

Almost surely, 2^2776341480 is an apocalyptic number.

2776341480 is a gapful number since it is divisible by the number (20) 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 2776341480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4553625600).

2776341480 is an abundant number, since it is smaller than the sum of its proper divisors (6330909720).

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

2776341480 is a wasteful number, since it uses less digits than its factorization.

2776341480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4895 (or 4891 counting only the distinct ones).

The product of its (nonzero) digits is 225792, while the sum is 42.

The square root of 2776341480 is about 52690.9999905107. Note that the first 5 decimals coincide. The cubic root of 2776341480 is about 1405.4787829726.

The spelling of 2776341480 in words is "two billion, seven hundred seventy-six million, three hundred forty-one thousand, four hundred eighty".