255000004775 has 12 divisors (see below), whose sum is σ = 316209125904. Its totient is φ = 203994120000.

The previous prime is 255000004771. The next prime is 255000004781. The reversal of 255000004775 is 577400000552.

It is a happy number.

It is not a de Polignac number, because 255000004775 - 2² = 255000004771 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255000004771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 876755 + ... + 1130795.

It is an arithmetic number, because the mean of its divisors is an integer number (26350760492).

Almost surely, 2^255000004775 is an apocalyptic number.

255000004775 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

255000004775 is a deficient number, since it is larger than the sum of its proper divisors (61209121129).

255000004775 is a wasteful number, since it uses less digits than its factorization.

255000004775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 294202 (or 294197 counting only the distinct ones).

The product of its (nonzero) digits is 49000, while the sum is 35.

The spelling of 255000004775 in words is "two hundred fifty-five billion, four thousand, seven hundred seventy-five".