143040239928 has 160 divisors (see below), whose sum is σ = 413928261120. Its totient is φ = 46101960000.

The previous prime is 143040239891. The next prime is 143040239933. The reversal of 143040239928 is 829932040341.

143040239928 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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 39 ways as a sum of consecutive naturals, for example, 30752403 + ... + 30757053.

It is an arithmetic number, because the mean of its divisors is an integer number (2587051632).

Almost surely, 2^143040239928 is an apocalyptic number.

143040239928 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 143040239928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (206964130560).

143040239928 is an abundant number, since it is smaller than the sum of its proper divisors (270888021192).

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

143040239928 is a wasteful number, since it uses less digits than its factorization.

143040239928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6231 (or 6218 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 45.

The spelling of 143040239928 in words is "one hundred forty-three billion, forty million, two hundred thirty-nine thousand, nine hundred twenty-eight".