255197366110404 has 243 divisors, whose sum is σ = 668028937384263. Its totient is φ = 82142158720896.

The previous prime is 255197366110171. The next prime is 255197366110459. The reversal of 255197366110404 is 404011663791552.

The square root of 255197366110404 is 15974898.

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

255197366110404 is a `hidden beast` number, since 2 + 5 + 5 + 1 + 97 + 36 + 6 + 110 + 404 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 2127811524804 + 253069554585600 = 1458702^2 + 15908160^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 805039009654 + ... + 805039009970.

Almost surely, 2^{255197366110404} is an apocalyptic number.

255197366110404 is the 15974898-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 255197366110404

255197366110404 is an abundant number, since it is smaller than the sum of its proper divisors (412831571273859).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

255197366110404 is an equidigital number, since it uses as much as digits as its factorization.

255197366110404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1172 (or 586 counting only the distinct ones).

The product of its (nonzero) digits is 5443200, while the sum is 54.

The spelling of 255197366110404 in words is "two hundred fifty-five trillion, one hundred ninety-seven billion, three hundred sixty-six million, one hundred ten thousand, four hundred four".