9520404720 has 160 divisors (see below), whose sum is σ = 30843597312. Its totient is φ = 2424677376.

The previous prime is 9520404709. The next prime is 9520404737. The reversal of 9520404720 is 274040259.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6551514 + ... + 6552966.

Almost surely, 2^9520404720 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 9520404720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15421798656).

9520404720 is an abundant number, since it is smaller than the sum of its proper divisors (21323192592).

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

9520404720 is a wasteful number, since it uses less digits than its factorization.

9520404720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2679 (or 2673 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 9520404720 is about 97572.5613069576. The cubic root of 9520404720 is about 2119.4270375200.

Adding to 9520404720 its reverse (274040259), we get a palindrome (9794444979).

The spelling of 9520404720 in words is "nine billion, five hundred twenty million, four hundred four thousand, seven hundred twenty".