255311142450 has 192 divisors, whose sum is σ = 820304163840. Its totient is φ = 51032643840.

The previous prime is 255311142409. The next prime is 255311142479. The reversal of 255311142450 is 54241113552.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 232864 + ... + 751563.

It is an arithmetic number, because the mean of its divisors is an integer number (4272417520).

Almost surely, 2^255311142450 is an apocalyptic number.

255311142450 is an abundant number, since it is smaller than the sum of its proper divisors (564993021390).

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

255311142450 is a wasteful number, since it uses less digits than its factorization.

255311142450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 984481 (or 984476 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 33.

The spelling of 255311142450 in words is "two hundred fifty-five billion, three hundred eleven million, one hundred forty-two thousand, four hundred fifty".