255545012142133 has 8 divisors (see below), whose sum is σ = 292053717364352. Its totient is φ = 219036875648976.

The previous prime is 255545012142127. The next prime is 255545012142149. The reversal of 255545012142133 is 331241210545552.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 255545012142133 - 2²¹ = 255545010044981 is a prime.

It is a super-3 number, since 3×255545012142133³ (a number of 44 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 255545012142133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255545012112133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 141218985 + ... + 143017102.

It is an arithmetic number, because the mean of its divisors is an integer number (36506714670544).

Almost surely, 2^{255545012142133} is an apocalyptic number.

It is an amenable number.

255545012142133 is a deficient number, since it is larger than the sum of its proper divisors (36508705222219).

255545012142133 is a wasteful number, since it uses less digits than its factorization.

255545012142133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284364531.

The product of its (nonzero) digits is 720000, while the sum is 43.

Adding to 255545012142133 its reverse (331241210545552), we get a palindrome (586786222687685).

The spelling of 255545012142133 in words is "two hundred fifty-five trillion, five hundred forty-five billion, twelve million, one hundred forty-two thousand, one hundred thirty-three".