255904900378 has 16 divisors (see below), whose sum is σ = 406582450344. Its totient is φ = 120382796800.

The previous prime is 255904900337. The next prime is 255904900403. The reversal of 255904900378 is 873009409552.

It can be written as a sum of positive squares in 4 ways, for example, as 254547493729 + 1357406649 = 504527^2 + 36843^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1248325 + ... + 1438792.

Almost surely, 2^255904900378 is an apocalyptic number.

255904900378 is a deficient number, since it is larger than the sum of its proper divisors (150677549966).

255904900378 is a wasteful number, since it uses less digits than its factorization.

255904900378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2689937.

The product of its (nonzero) digits is 2721600, while the sum is 52.

The spelling of 255904900378 in words is "two hundred fifty-five billion, nine hundred four million, nine hundred thousand, three hundred seventy-eight".