30424313332520 has 128 divisors (see below), whose sum is σ = 72798449068800. Its totient is φ = 11410802159616.

The previous prime is 30424313332519. The next prime is 30424313332583. The reversal of 30424313332520 is 2523331342403.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 138994202 + ... + 139212918.

It is an arithmetic number, because the mean of its divisors is an integer number (568737883350).

Almost surely, 2^{30424313332520} 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 30424313332520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36399224534400).

30424313332520 is an abundant number, since it is smaller than the sum of its proper divisors (42374135736280).

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

30424313332520 is a wasteful number, since it uses less digits than its factorization.

30424313332520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220627 (or 220623 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 35.

Adding to 30424313332520 its reverse (2523331342403), we get a palindrome (32947644674923).

The spelling of 30424313332520 in words is "thirty trillion, four hundred twenty-four billion, three hundred thirteen million, three hundred thirty-two thousand, five hundred twenty".