9659262225520 has 20 divisors (see below), whose sum is σ = 22457784674520. Its totient is φ = 3863704890176.

The previous prime is 9659262225493. The next prime is 9659262225577. The reversal of 9659262225520 is 255222629569.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60370388830 + ... + 60370388989.

It is an arithmetic number, because the mean of its divisors is an integer number (1122889233726).

Almost surely, 2^{9659262225520} is an apocalyptic number.

It is an amenable number.

9659262225520 is an abundant number, since it is smaller than the sum of its proper divisors (12798522449000).

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

9659262225520 is a wasteful number, since it uses less digits than its factorization.

9659262225520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120740777832 (or 120740777826 counting only the distinct ones).

The product of its (nonzero) digits is 11664000, while the sum is 55.

The spelling of 9659262225520 in words is "nine trillion, six hundred fifty-nine billion, two hundred sixty-two million, two hundred twenty-five thousand, five hundred twenty".