1104665728560 has 320 divisors, whose sum is σ = 3615380600832. Its totient is φ = 278464462848.

The previous prime is 1104665728559. The next prime is 1104665728589. The reversal of 1104665728560 is 658275664011.

It is a happy number.

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, 598085557 + ... + 598087403.

Almost surely, 2^{1104665728560} is an apocalyptic number.

1104665728560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1104665728560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1807690300416).

1104665728560 is an abundant number, since it is smaller than the sum of its proper divisors (2510714872272).

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

1104665728560 is a wasteful number, since it uses less digits than its factorization.

1104665728560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3100 (or 3094 counting only the distinct ones).

The product of its (nonzero) digits is 2419200, while the sum is 51.

The spelling of 1104665728560 in words is "one trillion, one hundred four billion, six hundred sixty-five million, seven hundred twenty-eight thousand, five hundred sixty".