2555078867 has 8 divisors (see below), whose sum is σ = 2798927472. Its totient is φ = 2313158400.

The previous prime is 2555078857. The next prime is 2555078881. The reversal of 2555078867 is 7688705552.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2555078867 - 2⁶ = 2555078803 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2555078857) 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, 479258 + ... + 484559.

It is an arithmetic number, because the mean of its divisors is an integer number (349865934).

Almost surely, 2^2555078867 is an apocalyptic number.

2555078867 is a deficient number, since it is larger than the sum of its proper divisors (243848605).

2555078867 is a wasteful number, since it uses less digits than its factorization.

2555078867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 964069.

The product of its (nonzero) digits is 4704000, while the sum is 53.

The square root of 2555078867 is about 50547.7879535791. The cubic root of 2555078867 is about 1367.1036305768.

The spelling of 2555078867 in words is "two billion, five hundred fifty-five million, seventy-eight thousand, eight hundred sixty-seven".