255835290501904 has 135 divisors (see below), whose sum is σ = 510767997213621. Its totient is φ = 124137965754240.

The previous prime is 255835290501881. The next prime is 255835290501911. The reversal of 255835290501904 is 409105092538552.

The square root of 255835290501904 is 15994852.

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., 29972865663504 + 225862424838400 = 5474748^2 + 15028720^2 .

It is a super-2 number, since 2×255835290501904² (a number of 30 digits) contains 22 as substring.

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, 448047793939 + ... + 448047794509.

Almost surely, 2^{255835290501904} is an apocalyptic number.

255835290501904 is the 15994852-nd square number.

It is an amenable number.

255835290501904 is a deficient number, since it is larger than the sum of its proper divisors (254932706711717).

255835290501904 is an frugal number, since it uses more digits than its factorization.

255835290501904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1542 (or 769 counting only the distinct ones).

The product of its (nonzero) digits is 19440000, while the sum is 58.

The spelling of 255835290501904 in words is "two hundred fifty-five trillion, eight hundred thirty-five billion, two hundred ninety million, five hundred one thousand, nine hundred four".