255123233130000 has 200 divisors, whose sum is σ = 834853625798368. Its totient is φ = 67100904576000.

The previous prime is 255123233129987. The next prime is 255123233130043. The reversal of 255123233130000 is 31332321552.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (200).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a self number, because there is not a number n which added to its sum of digits gives 255123233130000.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 56057314 + ... + 60437313.

Almost surely, 2^{255123233130000} is an apocalyptic number.

255123233130000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

255123233130000 is an abundant number, since it is smaller than the sum of its proper divisors (579730392668368).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

255123233130000 is a wasteful number, since it uses less digits than its factorization.

255123233130000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116494731 (or 116494710 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 30.

Adding to 255123233130000 its reverse (31332321552), we get a palindrome (255154565451552).

The spelling of 255123233130000 in words is "two hundred fifty-five trillion, one hundred twenty-three billion, two hundred thirty-three million, one hundred thirty thousand".