30243333144 has 256 divisors, whose sum is σ = 85104230400. Its totient is φ = 8912166912.

The previous prime is 30243333137. The next prime is 30243333173. The reversal of 30243333144 is 44133334203.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 135620217 + ... + 135620439.

It is an arithmetic number, because the mean of its divisors is an integer number (332438400).

Almost surely, 2^30243333144 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 30243333144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42552115200).

30243333144 is an abundant number, since it is smaller than the sum of its proper divisors (54860897256).

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

30243333144 is a wasteful number, since it uses less digits than its factorization.

30243333144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 534 (or 530 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 30.

Adding to 30243333144 its reverse (44133334203), we get a palindrome (74376667347).

The spelling of 30243333144 in words is "thirty billion, two hundred forty-three million, three hundred thirty-three thousand, one hundred forty-four".