30144143302 has 72 divisors (see below), whose sum is σ = 59783600016. Its totient is φ = 11297343456.

The previous prime is 30144143299. The next prime is 30144143339. The reversal of 30144143302 is 20334144103.

It is a super-2 number, since 2×30144143302² (a number of 22 digits) contains 22 as substring.

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 35 ways as a sum of consecutive naturals, for example, 427143 + ... + 492685.

It is an arithmetic number, because the mean of its divisors is an integer number (830327778).

Almost surely, 2^30144143302 is an apocalyptic number.

30144143302 is a deficient number, since it is larger than the sum of its proper divisors (29639456714).

30144143302 is a wasteful number, since it uses less digits than its factorization.

30144143302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65610 (or 65584 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 30144143302 its reverse (20334144103), we get a palindrome (50478287405).

The spelling of 30144143302 in words is "thirty billion, one hundred forty-four million, one hundred forty-three thousand, three hundred two".