2550530278 has 16 divisors (see below), whose sum is σ = 3836897280. Its totient is φ = 1271571336.

The previous prime is 2550530273. The next prime is 2550530291. The reversal of 2550530278 is 8720350552.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2550530273) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1614493 + ... + 1616071.

It is an arithmetic number, because the mean of its divisors is an integer number (239806080).

Almost surely, 2^2550530278 is an apocalyptic number.

2550530278 is a deficient number, since it is larger than the sum of its proper divisors (1286367002).

2550530278 is a wasteful number, since it uses less digits than its factorization.

2550530278 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3411.

The product of its (nonzero) digits is 84000, while the sum is 37.

The square root of 2550530278 is about 50502.7749534617. The cubic root of 2550530278 is about 1366.2919027023.

The spelling of 2550530278 in words is "two billion, five hundred fifty million, five hundred thirty thousand, two hundred seventy-eight".