255000505525 has 24 divisors (see below), whose sum is σ = 325108441728. Its totient is φ = 198290160000.

The previous prime is 255000505517. The next prime is 255000505559. The reversal of 255000505525 is 525505000552.

It is not a de Polignac number, because 255000505525 - 2³ = 255000505517 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 181231 + ... + 736780.

It is an arithmetic number, because the mean of its divisors is an integer number (13546185072).

Almost surely, 2^255000505525 is an apocalyptic number.

255000505525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

255000505525 is a deficient number, since it is larger than the sum of its proper divisors (70107936203).

255000505525 is a wasteful number, since it uses less digits than its factorization.

255000505525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 918333 (or 918328 counting only the distinct ones).

The product of its (nonzero) digits is 62500, while the sum is 34.

The spelling of 255000505525 in words is "two hundred fifty-five billion, five hundred five thousand, five hundred twenty-five".