9275561678240 has 384 divisors, whose sum is σ = 26823601889280. Its totient is φ = 2984856883200.

The previous prime is 9275561678221. The next prime is 9275561678323. The reversal of 9275561678240 is 428761655729.

It is a Harshad number since it is a multiple of its sum of digits (62).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 75831851 + ... + 75954069.

It is an arithmetic number, because the mean of its divisors is an integer number (69853129920).

Almost surely, 2^{9275561678240} 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 9275561678240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13411800944640).

9275561678240 is an abundant number, since it is smaller than the sum of its proper divisors (17548040211040).

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

9275561678240 is a wasteful number, since it uses less digits than its factorization.

9275561678240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122396 (or 122388 counting only the distinct ones).

The product of its (nonzero) digits is 50803200, while the sum is 62.

The spelling of 9275561678240 in words is "nine trillion, two hundred seventy-five billion, five hundred sixty-one million, six hundred seventy-eight thousand, two hundred forty".