9165523798368 has 96 divisors (see below), whose sum is σ = 30551746014720. Its totient is φ = 2618721083520.

The previous prime is 9165523798349. The next prime is 9165523798573. The reversal of 9165523798368 is 8638973255619.

9165523798368 is a `hidden beast` number, since 9 + 1 + 6 + 5 + 523 + 7 + 98 + 3 + 6 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a junction number, because it is equal to n+sod(n) for n = 9165523798296 and 9165523798305.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 757725748 + ... + 757737843.

It is an arithmetic number, because the mean of its divisors is an integer number (318247354320).

Almost surely, 2^{9165523798368} is an apocalyptic number.

It is an amenable number.

9165523798368 is an abundant number, since it is smaller than the sum of its proper divisors (21386222216352).

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

9165523798368 is a wasteful number, since it uses less digits than its factorization.

9165523798368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1515463617 (or 1515463603 counting only the distinct ones).

The product of its digits is 587865600, while the sum is 72.

The spelling of 9165523798368 in words is "nine trillion, one hundred sixty-five billion, five hundred twenty-three million, seven hundred ninety-eight thousand, three hundred sixty-eight".