9504746866520 has 64 divisors (see below), whose sum is σ = 22531397896800. Its totient is φ = 3598573962240.

The previous prime is 9504746866513. The next prime is 9504746866523. The reversal of 9504746866520 is 256686474059.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9504746866523) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 4749221 + ... + 6447060.

Almost surely, 2^{9504746866520} is an apocalyptic number.

It is an amenable number.

9504746866520 is an abundant number, since it is smaller than the sum of its proper divisors (13026651030280).

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

9504746866520 is a wasteful number, since it uses less digits than its factorization.

9504746866520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11197428 (or 11197424 counting only the distinct ones).

The product of its (nonzero) digits is 87091200, while the sum is 62.

The spelling of 9504746866520 in words is "nine trillion, five hundred four billion, seven hundred forty-six million, eight hundred sixty-six thousand, five hundred twenty".