143305768040 has 32 divisors (see below), whose sum is σ = 329936539680. Its totient is φ = 55989229632.

The previous prime is 143305768013. The next prime is 143305768043. The reversal of 143305768040 is 40867503341.

It is not an unprimeable number, because it can be changed into a prime (143305768043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41656934 + ... + 41660373.

It is an arithmetic number, because the mean of its divisors is an integer number (10310516865).

Almost surely, 2^143305768040 is an apocalyptic number.

143305768040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

143305768040 is an abundant number, since it is smaller than the sum of its proper divisors (186630771640).

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

143305768040 is a wasteful number, since it uses less digits than its factorization.

143305768040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83317361 (or 83317357 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 41.

The spelling of 143305768040 in words is "one hundred forty-three billion, three hundred five million, seven hundred sixty-eight thousand, forty".