30143545305 has 8 divisors (see below), whose sum is σ = 48229672512. Its totient is φ = 16076557488.

The previous prime is 30143545297. The next prime is 30143545307. The reversal of 30143545305 is 50354534103.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 30143545305 - 2³ = 30143545297 is a prime.

It is not an unprimeable number, because it can be changed into a prime (30143545307) 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, 1004784829 + ... + 1004784858.

It is an arithmetic number, because the mean of its divisors is an integer number (6028709064).

Almost surely, 2^30143545305 is an apocalyptic number.

It is an amenable number.

30143545305 is a deficient number, since it is larger than the sum of its proper divisors (18086127207).

30143545305 is a wasteful number, since it uses less digits than its factorization.

30143545305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2009569695.

The product of its (nonzero) digits is 54000, while the sum is 33.

The spelling of 30143545305 in words is "thirty billion, one hundred forty-three million, five hundred forty-five thousand, three hundred five".