255835663204 has 81 divisors (see below), whose sum is σ = 499918894041. Its totient is φ = 114473108640.

The previous prime is 255835663183. The next prime is 255835663211. The reversal of 255835663204 is 402366538552.

The square root of 255835663204 is 505802.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 44095800100 + 211739863104 = 209990^2 + 460152^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 923594314 + ... + 923594590.

Almost surely, 2^255835663204 is an apocalyptic number.

255835663204 is the 505802-nd square number.

It is an amenable number.

255835663204 is a deficient number, since it is larger than the sum of its proper divisors (244083230837).

255835663204 is an equidigital number, since it uses as much as digits as its factorization.

255835663204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 746 (or 373 counting only the distinct ones).

The product of its (nonzero) digits is 5184000, while the sum is 49.

Multiplying 255835663204 by its sum of digits (49), we get a square (12535947496996 = 3540614²).

The spelling of 255835663204 in words is "two hundred fifty-five billion, eight hundred thirty-five million, six hundred sixty-three thousand, two hundred four".