3000129143985 has 24 divisors (see below), whose sum is σ = 5205171813504. Its totient is φ = 1598546426400.

The previous prime is 3000129143897. The next prime is 3000129143993. The reversal of 3000129143985 is 5893419210003.

It is a happy number.

3000129143985 is a `hidden beast` number, since 300 + 0 + 129 + 143 + 9 + 85 = 666.

It is not a de Polignac number, because 3000129143985 - 2¹¹ = 3000129141937 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 3000129143985.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 31669897 + ... + 31764486.

It is an arithmetic number, because the mean of its divisors is an integer number (216882158896).

Almost surely, 2^{3000129143985} is an apocalyptic number.

It is an amenable number.

3000129143985 is a deficient number, since it is larger than the sum of its proper divisors (2205042669519).

3000129143985 is a wasteful number, since it uses less digits than its factorization.

3000129143985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63435445 (or 63435442 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 45.

The spelling of 3000129143985 in words is "three trillion, one hundred twenty-nine million, one hundred forty-three thousand, nine hundred eighty-five".