2580780550 has 24 divisors (see below), whose sum is σ = 5008960656. Its totient is φ = 987428640.

The previous prime is 2580780541. The next prime is 2580780551. The reversal of 2580780550 is 550870852.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2580780551) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1120929 + ... + 1123228.

It is an arithmetic number, because the mean of its divisors is an integer number (208706694).

Almost surely, 2^2580780550 is an apocalyptic number.

2580780550 is a deficient number, since it is larger than the sum of its proper divisors (2428180106).

2580780550 is a wasteful number, since it uses less digits than its factorization.

2580780550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2244192 (or 2244187 counting only the distinct ones).

The product of its (nonzero) digits is 112000, while the sum is 40.

The square root of 2580780550 is about 50801.3833473066. The cubic root of 2580780550 is about 1371.6722701901.

The spelling of 2580780550 in words is "two billion, five hundred eighty million, seven hundred eighty thousand, five hundred fifty".