255275277778 has 16 divisors (see below), whose sum is σ = 383245992000. Its totient is φ = 127526656752.

The previous prime is 255275277721. The next prime is 255275277779. The reversal of 255275277778 is 877772572552.

255275277778 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (255275277779) 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, 17733808 + ... + 17748196.

It is an arithmetic number, because the mean of its divisors is an integer number (23952874500).

Almost surely, 2^255275277778 is an apocalyptic number.

255275277778 is a deficient number, since it is larger than the sum of its proper divisors (127970714222).

255275277778 is a wasteful number, since it uses less digits than its factorization.

255275277778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21489.

The product of its digits is 134456000, while the sum is 64.

The spelling of 255275277778 in words is "two hundred fifty-five billion, two hundred seventy-five million, two hundred seventy-seven thousand, seven hundred seventy-eight".