255120133142133 has 32 divisors (see below), whose sum is σ = 431995915910400. Its totient is φ = 145767244828608.

The previous prime is 255120133142117. The next prime is 255120133142137. The reversal of 255120133142133 is 331241331021552.

255120133142133 is a `hidden beast` number, since 2 + 5 + 5 + 1 + 201 + 3 + 314 + 2 + 133 = 666.

255120133142133 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 255120133142133 - 2⁴ = 255120133142117 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255120133142137) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 70870438 + ... + 74383191.

It is an arithmetic number, because the mean of its divisors is an integer number (13499872372200).

Almost surely, 2^{255120133142133} is an apocalyptic number.

It is an amenable number.

255120133142133 is a deficient number, since it is larger than the sum of its proper divisors (176875782768267).

255120133142133 is a wasteful number, since it uses less digits than its factorization.

255120133142133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145262938 (or 145262932 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 36.

Adding to 255120133142133 its reverse (331241331021552), we get a palindrome (586361464163685).

The spelling of 255120133142133 in words is "two hundred fifty-five trillion, one hundred twenty billion, one hundred thirty-three million, one hundred forty-two thousand, one hundred thirty-three".