1099078560000 has 1620 divisors, whose sum is σ = 4459762106800. Its totient is φ = 259448832000.

The previous prime is 1099078559939. The next prime is 1099078560029. The reversal of 1099078560000 is 658709901.

1099078560000 is a `hidden beast` number, since 10 + 9 + 9 + 0 + 78 + 560 + 0 + 0 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 179 ways as a sum of consecutive naturals, for example, 7907039931 + ... + 7907040069.

Almost surely, 2^{1099078560000} is an apocalyptic number.

1099078560000 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 1099078560000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2229881053400).

1099078560000 is an abundant number, since it is smaller than the sum of its proper divisors (3360683546800).

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

1099078560000 is a wasteful number, since it uses less digits than its factorization.

1099078560000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234 (or 185 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 45.

The spelling of 1099078560000 in words is "one trillion, ninety-nine billion, seventy-eight million, five hundred sixty thousand".