30144234442333 has 32 divisors (see below), whose sum is σ = 33437515858560. Its totient is φ = 26946619392000.

The previous prime is 30144234442303. The next prime is 30144234442393. The reversal of 30144234442333 is 33324443244103.

It is a de Polignac number, because none of the positive numbers 2^k-30144234442333 is a prime.

It is a super-2 number, since 2×30144234442333² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30144234442303) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 457245213 + ... + 457311133.

It is an arithmetic number, because the mean of its divisors is an integer number (1044922370580).

Almost surely, 2^{30144234442333} is an apocalyptic number.

It is an amenable number.

30144234442333 is a deficient number, since it is larger than the sum of its proper divisors (3293281416227).

30144234442333 is a wasteful number, since it uses less digits than its factorization.

30144234442333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68589.

The product of its (nonzero) digits is 995328, while the sum is 40.

Adding to 30144234442333 its reverse (33324443244103), we get a palindrome (63468677686436).

The spelling of 30144234442333 in words is "thirty trillion, one hundred forty-four billion, two hundred thirty-four million, four hundred forty-two thousand, three hundred thirty-three".