30135440224 has 12 divisors (see below), whose sum is σ = 59329148004. Its totient is φ = 15067720096.

The previous prime is 30135440221. The next prime is 30135440239. The reversal of 30135440224 is 42204453103.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 30135440192 and 30135440201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30135440221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 470866222 + ... + 470866285.

It is an arithmetic number, because the mean of its divisors is an integer number (4944095667).

Almost surely, 2^30135440224 is an apocalyptic number.

It is an amenable number.

30135440224 is a deficient number, since it is larger than the sum of its proper divisors (29193707780).

30135440224 is an equidigital number, since it uses as much as digits as its factorization.

30135440224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 941732517 (or 941732509 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 28.

Adding to 30135440224 its reverse (42204453103), we get a palindrome (72339893327).

The spelling of 30135440224 in words is "thirty billion, one hundred thirty-five million, four hundred forty thousand, two hundred twenty-four".