255015321233525 has 12 divisors (see below), whose sum is σ = 316219313085312. Its totient is φ = 204012053918640.

The previous prime is 255015321233489. The next prime is 255015321233573. The reversal of 255015321233525 is 525332123510552.

It is not a de Polignac number, because 255015321233525 - 2¹⁶ = 255015321167989 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23751734 + ... + 32774616.

It is an arithmetic number, because the mean of its divisors is an integer number (26351609423776).

Almost surely, 2^{255015321233525} is an apocalyptic number.

255015321233525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

255015321233525 is a deficient number, since it is larger than the sum of its proper divisors (61203991851787).

255015321233525 is a wasteful number, since it uses less digits than its factorization.

255015321233525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10153420 (or 10153415 counting only the distinct ones).

The product of its (nonzero) digits is 1350000, while the sum is 44.

The spelling of 255015321233525 in words is "two hundred fifty-five trillion, fifteen billion, three hundred twenty-one million, two hundred thirty-three thousand, five hundred twenty-five".