9655577331568 has 40 divisors (see below), whose sum is σ = 21380882830560. Its totient is φ = 4137973754880.

The previous prime is 9655577331551. The next prime is 9655577331577. The reversal of 9655577331568 is 8651337755569.

It is a junction number, because it is equal to n+sod(n) for n = 9655577331497 and 9655577331506.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2238348 + ... + 4931668.

It is an arithmetic number, because the mean of its divisors is an integer number (534522070764).

Almost surely, 2^{9655577331568} is an apocalyptic number.

It is an amenable number.

9655577331568 is an abundant number, since it is smaller than the sum of its proper divisors (11725305498992).

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

9655577331568 is a wasteful number, since it uses less digits than its factorization.

9655577331568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2725345 (or 2725339 counting only the distinct ones).

The product of its digits is 714420000, while the sum is 70.

The spelling of 9655577331568 in words is "nine trillion, six hundred fifty-five billion, five hundred seventy-seven million, three hundred thirty-one thousand, five hundred sixty-eight".