143029785012 has 12 divisors (see below), whose sum is σ = 333736165056. Its totient is φ = 47676595000.

The previous prime is 143029784987. The next prime is 143029785049. The reversal of 143029785012 is 210587920341.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5959574364 + ... + 5959574387.

It is an arithmetic number, because the mean of its divisors is an integer number (27811347088).

Almost surely, 2^143029785012 is an apocalyptic number.

143029785012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

143029785012 is an abundant number, since it is smaller than the sum of its proper divisors (190706380044).

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

143029785012 is a wasteful number, since it uses less digits than its factorization.

143029785012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11919148758 (or 11919148756 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 42.

The spelling of 143029785012 in words is "one hundred forty-three billion, twenty-nine million, seven hundred eighty-five thousand, twelve".