30320013435444 has 60 divisors (see below), whose sum is σ = 79563882825504. Its totient is φ = 10068242709456.

The previous prime is 30320013435443. The next prime is 30320013435457. The reversal of 30320013435444 is 44453431002303.

It is a happy number.

30320013435444 is a `hidden beast` number, since 3 + 0 + 3 + 200 + 1 + 3 + 4 + 3 + 5 + 444 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 30320013435399 and 30320013435408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30320013435443) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 177824082 + ... + 177994505.

Almost surely, 2^{30320013435444} is an apocalyptic number.

It is an amenable number.

30320013435444 is an abundant number, since it is smaller than the sum of its proper divisors (49243869390060).

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

30320013435444 is a wasteful number, since it uses less digits than its factorization.

30320013435444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 355818866 (or 355818855 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 36.

Adding to 30320013435444 its reverse (44453431002303), we get a palindrome (74773444437747).

The spelling of 30320013435444 in words is "thirty trillion, three hundred twenty billion, thirteen million, four hundred thirty-five thousand, four hundred forty-four".